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《大学英语自学教程》（下册）课后习题答案
第一单元
Text A
Exercises for the Text
I. 1.d 2.c 3.c 4.a 5.d
II. 1.alternative 2.fundamental 3.accompany 4.implement 5.preccedent 6 .attain 7.objectives 8.vary 9.multiple 10.isolate
III. 1.c 2.d 3.i 4.j 5.g 6.e 7.h 8.1 9.f 10.b
IV. our ; helped ; form ; front; to; passed; it; same;
V.1.Decision makers should be able to make the best guess at the guture.
2.Some people think that everything managers do involves decision making.(or Some people think that everything managers do has something to do with decision making.)
3.If there are no correct alternatives,there are no correct decisions to be made.
4.Since different people have different ideas about the same problem,so the approaches to it vary from person to person.
5.Decision makers usually hold the key to the business development of the company. V ocabulary Exercises
I .1.a.be organized https://www.doczj.com/doc/737686964.html,anizatinal https://www.doczj.com/doc/737686964.html,anization
2.a.simple b.simplified c.simply d.simplification
3.a.profit b.profitable c.profitability
4.a.intention b.intended c.unintended
II. 1.preccdent 2.skilled 3.achievement 4.implement 5.optimal 6.goal 7.a ccomplish 8.accompanies 9.tendency 10.ongoing
III.1.His friend accompanied him to a concert.
2.He has argued her out of her decision.
3.he owed his success in part to luck.
4.According to his suggestion,the formalities have been much simplified.
5.The broadcasting station predicts that it will turn cold tomorrow.
6.Motion is defined as a change in position or place.
Text B
Exercises for the Text
I. 1.T 2.T 3.F 4.F 5.F 6.F 7.F 8.F 9.F 10.T
II.1.preparation; confidence 2.idea 3.unattractive indifference 4.hardworking; personality; interest 5.speechless 6.holidays; pay 7.clean; neat; conservative 8.the floor beside your chair 9.politely; naturally 10."I beg your pardon?" or "Could you please repeat it?" etc.
V ocabulary Exercises
I. 1.at a disadvantage 2.conservative 3.indifference 4.make sure 5.vague 6.clutched 7.turned down 8.to your advantage 9.neat 10.prospects 11.take the tuouble to 12.place
Grammar Exercises
I. 1.连词；让步状语从句。尽管约翰想记住，却没能记住一个词。
2.关系代词；非限定性定语从句。和他的兄弟们一样，哈利身材奇高。
3.连词；比较状语从句。这儿有块大石头，没人能搬起它。
4.连词；比较状语从句。他们的观点和我的一样。
5.连词；方式状语从句。像许多人从前那样，认为学习外语没有用是错误的。
6.关系代词；非限定性定语从句。如从前所说，语法不是一套死规则。
7.关系代词；非限定性定语从句。正如同学们所看到的，海伦有点疯疯癫癫的。
8.关系代词；非限定性定语从句（带有插入语的性质）。你会发现所有的问题现在都已得到解决。
9.前一个是副词，后一个是连词；比较状语从句。她和她姐姐跳得一样好。
10.前一个是副词，后一个是连词；比较状语从句。他们同她一样爱她。
11.连词；比较状语从句。他没有她那么老。
12.介词；时间状语从句。当他还是个孩子时就参了军。
13.习语；时间状语从句。趁你在这儿，咱们和不讨论一下咱们的计划？
14.连词；方式状语从句。他以他独特的视角来描写中国。
15.习语；方式状语从句。他总是努力工作，好像从不感到疲倦。
16.连词；方式状语从句；你怎么对待我，我就怎么对待你。
17.副词；状语。他是系主任，确实得他签署文件。
18.介词，习语；定语。你要对整个工作负责。
19.介词；宾语补语。他们把他看成是一个了不起的人。
20.介词；主语补语。这怎么会被说成缺少经验呢？
II. 1.Can you throw a stone as far as that tree?
2.As regard that matter,I have no objection.
3.AS to his mother,I know nothing about her.
4.As for you, I will never want to see you again.
5.She does not own him as her own husband.
6.He is a guest,and we should receive him as such.
7.I, as well as you ,don't lie.
8.As is the teacher,so is the pupil.
9.Badly wounded as he was,he never lost hope.
10.Child as he is ,he can tell right from wrong.
11.As he was ill,I went there alone.
12.He reached out his hand as through he were trying to catch something.
13.Y ou had better manage the business as before.
14.We must study as long as we are alive.
15.He has put his energy into literature--the same as his sisters have put theirs into music.
16.They don't love him so much as she.
17.He spoke so loudly as to be heard by all in the classroom.
18.As is often the case,the girl forgot to bring her dictionary.
19.They are doing the same work as I did last year.
20.We have never doubted the honesty of so good a man as you are.
III. 1.I have the same opinion as he does. 2.He was ill,as were the other passengers.
3.The man was knocked down by a car ,as was reported.
4.He was not such a fool as to fail to see that point.
5.He is not as healthy as John.
6.Spell the word as it is spelled in American English.
7.As I was speaking, I saw a dog lying on the grass.
8.Hard as he worked,he could not learn maths well.
9.As is the father,so is the son.
10.He worked as an English teacher in a high school.
第二单元
Text A
Exercises for the Text
I. 1.b 2.c 3.a 4.c 5.d
II. 1.inadequate 2.astronomers 3.density 4.shrink 5.intense 6.boundary 7. theory 8.convince 9.invisible 10.speculation
III. 1.density 2.observation 3.speculation 4.massiveness 5.region 6.graviati on 7.relativity 8.basis 9.evidence 10.endlessness
IV. with; his; if; so; paper; out; the; better
V. 1.Astronomers have not yet fully answered the question of what black holes are.
2.It is said that a black hole can swallow up everything such as stars around it.
3.The study of black holes is just beginning.Speculations about them are endless.
4.Scientists can not tell what happens inside a black hole.
5.If we get to know something about them, black holes will not be that frightful.
V ocabulary Exercises
I. 1.a. exploded b.explosion c.explosive
2.a.dense b.densely c.density
3.a.measurable b.measurement c.measured
4.a.basis b.basic c.based d.basically
II.
1.implication
2.gravity
3.boundary
4.interchangeable
5.explode
6.galaxy
7. convincing
8.speculation
9.shrinks 10.sucking
III.
1.A block hole exerts a strong gravitational pull.
2.His company collapsed owing to mismanagement.
3.Quite a few staellites were launched in the 80's in our country.
4.Has the medicine begun to operate?
5.He was swallowed up in darkness.(or Darkness swallowed him up.)
Text B
Exercises for the Text
I. 1.T 2.T 3.T 4.T 5.F 6.F 7.F 8.F 9.F 10.T
II. 1.planets; orbit 2.suns 3.life; vegetation 4.satellite; sun 5.very large separate; lesser 6.one part; another part 7.nature; characteristics 8.plateaus; deserts; plains 9.religion; government; education; social behaviour 10.circumstances
V ocabulary Exercises
I. 1.cloudless 2.above all 3.concerned https://www.doczj.com/doc/737686964.html,rgely 5.glitter 6.As a rule 7.unlikely 8.thrilling 9.whereas 10.revolves
第三单元
Text A
Exercises for the Text
I. 1.b 2.d 3.b 4.d 5.c
II. 1.delay 2.recovery 3.lethal 4.debate 5.permit 6.guideline 7.majority 8.take into account 9.undermine 10.vulnerable
II.
1.a.It's different from the planned murder of people. b.People have the fundamental right to choose death. c.There are situations where death is a friend.
2.a.What the patient is actually asking for is something else. b.They may want a health professional to open up communication for them with their loved ones or family.
3.a.The patientis experiencing extreme suffering. b.There is no chance of a cure. c.The patient has made requests for euthanasia. d.A second doctor must confirm that these criteria have been met and the death must be reported to the police department.
IV.Cloze.
spent; take; No; camera; down; taking; free; camel
V.
1.Euthanasia does relieve the dying patients from their suffering.
2.Do you konw that the Netherlands is the only country in Europe which permits the practice of euthanasia?
3.It does not mean that doctors who are for this idea don't care for their patients.
4.After a doctor makers a diagnosis,a second doctor must confirm it.
5.Those who are against it believe that patients do not really want to end their life,but that there is something else behind the request.
V ocabulary Exercises
I. 1.a.considerably b.considerate c.consideration d.considerable
2.a.able b.ability c.unable d.enable e.disabled f.disable
3.a.traditional b.tradition c.traditionally
II. 1.weaken 2.opt out 3.deteriorate 4.lethal 5.request 6.debate 7.is affected with 8.take; into account 9.elderly 10.vulnerable 11.sensitive 12.ensure 13.legal
III.
1.They requested that the prisoners be released.
2.His capability will ensure his success.
3.They are going to open up a nationwide debate.
4.He is very sensitive to changes of weather.
5.The quality of his work has been deteriorating these years.
6.The contamination of water makes the residents vulnerable to diseases.
Text B
Exercises for the Text
I. 1.F 2.T 3.F 4.T 5.T 6.F 7.T 8.F 9.T 10.F
II. 1.Oxford; Cambridge 2.old-boy network 3.two 4.a bias 5.public 6.A level results; performance at interviews 7.easily accessible 8.better prepared 9.Harvard; Y ale; Chicago; Berkeley 10.constantly replicating
V ocabulary Exercises
I. 1.unfair 2.leading 3.profession 4.private 5.accessible
II. 1.appoint 2.performance 3.profession 4.amount to 5.by nature 6.prime 7.merit https://www.doczj.com/doc/737686964.html,petitive 9.Remedial 10.worth
Grammar Exercises
I. 1.has 2.is 3.are 4.seems 5.is 6.was 7.are 8.were 9.is 10.are 11.is
12.is 13.are 14.am 15.is 16.have 17.has 18.is 19.have 20.was 21.are 22.has 23.speak 24.is 25.races 26.were 27.approve 28.was 29.says 30.appeal 31.are 32.is 33. are 34.was 35.is 36.has 37.are 38.has 39.is 40.is 41.are 42.is 43.are 44.is 45.is 46.have 47.are 48.have 49.has 50.is
II. 1.he 2.his 3.its 4.its 5.her; her 6.their 7.out 8.they 9.his 10.their
第四单元
Text A
Exercises for the Text
I. 1.b 2.d 3.c 4.b 5.b
II. 1.diplomats 2.abuse 3.remove 4.quarter 5.guilt 6.hire 7.breadwinner 8.introduce 9.maintenance 10.immigrant
III. 1.i 2.c 3.b 4.e 5.j 6.g 7.h 8.f 9.a 10.d
IV. about; surprise; young; over; much; teenager; were
V.
1.The government department dealing with the matter does not keep statistics.
2.She accepted a job working as a domestic just because she found it difficult to provide for her family.
3.She was brought over by a Saudi diplomat directly from the Philippines to work in London.
4.The working conditions of the domestics have received media attention.
5.The employers always threaten to send us back to our country.
V ocabulary Exercises
I.
1.a.exploited b.exploitation c.exploitable
2.a.execution b.executed c.executive
3.a.employed b.employees c.employment
4.a.immigrants b.immigrated c.immigration
II.
1.status
2.slavery
3.minimum
4.despite
5.diplomat
6.domestic
7.abroad
8.convicted 9.deports 10.incidence 11.supposed 12.deserving III.
1.Resources should be exploited moderately.
2.This order was well executed.
3.This project deserves further study.(or This project is deserving of further study.)
4.We've already reduced the expenses to the minimum.
5.I won't believe the news despite what she says.
6.Can this small boat bring them over to the other side of the river?
Text B
Exercises for the Text
I. 1.F 2.F 3.T 4.T 5.F 6.F 7.T 8.F 9.T 10.F
II.
1. leg irons joined; chain; groups
2.the harshest; television; phone calls; day-to-day privileges
3.circus; degrading; slavery
4.six out of every ten
5.racial; political; saving tax money; cleaning up
6.inhumane; ineffective
7.more angry; more hostile
8.poverty; disaffection within society
9.Middle Ages; shame
10.Deep South; Arkansas; Arizona
V ocabulary Exercises
I. 1.denied 2.gang 3.prevented 4.argument 5.punishment
II. 1.degrading 2.convicted of 3.liberty 4.in unison 5.union
第五单元
Text A
Exercises for the Text
I. 1.d 2.a 3.b 4.d 5.b
II. 1.original 2.transformation 3.distinct 4.spontaneous 5.individual 6.essen tially 7.diverse 8.live 9.imitate 10.out of doors
III. 1.maintenance 2.spontaneity 3.popularity 4.expression 5.rhythm 6.disti
nction/distinctness 7.penetration 8.immigration 9.transformation 10.synthesis IV. 1.a.blues b.rock'n'roll c.folk music
2.a.essentially a black medium b.rhythmic dance music c.popular among college students
3.a.originated in San Francisco,in the United States b.led by the Beatles,in England
4.a.it brings together separate musical traditions; b.it makes use of the full range of electric instruments and the technology of electric amplifiers; c. it becomes a multimedia experience
V. 1.The new music was made out of the three forms of music in existence.
2.Rock'n'Roll is very rhythmic,so it is popular among young people.
3.The Beatles was a famous Rock group in England.
4.Modern music pays a great deal of attention to the participation of its audience.
5.Electric amplifiers make music loud and penetrating.
V ocabulary Exercises
I. 1.a.music b.musical c.musically d.musician 2.a.conscious
b.Consciousness
c.consciously
3.a.limited b.limits c.limitations d.limitless
4.a.original b.originated c.origianlity
II. 1.synthesis 2.studio 3.spontaneous 4.readily 5.passive 6.multimedia 7. distinct 8.sentiment 9.anti-war 10.Eclecticism
III. 1.This chapter is on the transformation of heat energy into dynamic energy.
2.A group of people gathered spontaneously on the spot of the accident.
3.The quarrel originated form misunderstanding.
4.The army took over the city after 1949.
5.Y ou should not take on too much work for the sake of your health.
Text B
Exercises for the Text
I. 1.T 2.T 3.F 4.T 5.T 6.T 7.F 8.T 9.T 10.F
II. 1.the spontaneously inspired type; the constructive; the traditionalist type 2.well
https://www.doczj.com/doc/737686964.html,pleted composition; musical theme
4.the shorter; a stretch
5.creative; musical
theme 6.notebooks 7.preliminary 8.pattern; theme 9.for the sake of10.harmonies; sonorities; formal principles
V ocabulary Exercises
I. 1.a 2.b 3.b 4.b 5.a
II. 1.不变地/常变的/多样化/多种多样的 2.有创造力的/创造/创造 3.作曲家/创作/作品 4.特有的/特性/塑造特性/特性塑造 5.各种各样的/多样化的/使不同/多样性 6.传统/传统的/传统主义者7.建造/建设性的/建筑 8.果实/有收益的/无收获的
Grammar Exercises
I. 1.Y oung as she was,she was quite experienced in this work.
2.Hard they tried,they couldn't find a solution to this problem.
3.Little did they realize that they had made an important discovery in science.
4.No sooner had we put down the receiver than the telephone rang again.
5.Hardly did I expect that his condition would turn for the worse.
6.Not only should we work hard ourselves,we should also get other people interested in the work.
7.Not until you talked with him did he realize the seriousness of his mistake.
8.Never did he expect that the project would be completed so soon.
9.Rarely did we see anyone so devoted as she to medical science.
10.Scarcely had she said the words when she began to regret it.
11.Ahead of us lie many difficulties.
12.Far in the distance lay ranges of mountains covered with forests.
13.Next to him stood Edgar Snow.14.Standing in the doorway was a young man in blue uniform.
15.Out rushed the man and his wife.
II. A. 1.The second point I'll explain later. 2.This one I shall send by ordinary account.
3.All this we shall take into full account.
4.What you've just said,I'll always keep in my mind.
5.This we shall understand.
B. 1.The time has now come to put an end to this practice.
2.The question will arise of how to prevent air pollution.
3.The belief is commonly held that Englishmen are more reserved than Americans.
4.A list will be sent to you of the major items they produce.
5.The order soon came that we have to leave the small town immediately.
III.1.He likes sports very much.So does his child. 2.She did not like the idea.Nor did her husband.
3.Only in this way can we expect to do our work well.
4.Not untill 1990 did I know he was an English teacher.
5.Never had any country tried so hard to develop its industry.
6.Not far from the bridge is a tall building.
7.Not only do they work hard,but they also work well.
8.Before us were walking a group of Y oung Pioneers.
9.Had you told me earlier, I would have helped you.
10.I worked in a small factory in Wuxi last year.
第六单元
Text A
Exercises for the Text
I. 1.a 2.c 3.c 4.c 5.b
II. 1.prevalent 2.welding 3.appliance 4.switch 5.artificial 6.identify 7.con vert...into 8.discard 9.defective 10.assemble
III. 1.d 2.f 3.b 4.j 5.c 6.i 7.e 8.g 9.h 10.a
IV. not; use; sign; one; meant; end; him
V.
1.The application of robots has increasingly become prevalent and far-reaching these years.
2.The newly developed robots have a sense of touch and the ability to see and make decisions.
3.Robots are widely employed in the automotive industry.
4.Both light-sensitive materials and electronic digital cameras are photographic equipment.
5.Robots differ greatly from automatic machines.
V ocabulary Exercises
I.
1.a. efficiency b.efficient c.efficiently
2.a.have increased b.increasingly c.increasing
https://www.doczj.com/doc/737686964.html,pletely https://www.doczj.com/doc/737686964.html,pleted https://www.doczj.com/doc/737686964.html,pletion
4.a.intensify b.intensity c.intensive d.intense
II. 1.reduction 2.shade 3.appliance 4.prevalent 5.personnel 6.defective 7. specific 8.capable of 9.in between 10.assembled 11.expose
III.
1.At a critical moment,we should be capable of facing difficultion.
2.After considering that problem,they switched their attention to something else.
3.Spray the table with paint.
4.We should expose children to new ideas.
5.We have plenty of natural resources.
6.He was critical of her for her ignorance of law.
7.He switched from one occupation to another in the past three years.
Text B
Exercises for the Text
I. 1.T 2.T 3.F 4.F 5.T 6.T 7.T 8.T 9.T 10.F
II. 1.forecast 2.early warning 3.China; Alaska 4.the energy level 5.shifting; cracks; faults; crust 6.seismic networks 7.radon; ground water https://www.doczj.com/doc/737686964.html,es from the radioactive 9.partial; processes 10.Haicheng; 1975
V ocabulary Exercises
I. 1.B 2.D 3.A 4.B 5.B
II. 1.analyze 2.forecast 3.shift 4.reliablity 5.preceded 6.subsided 7.specul
ated 8.warning
第七单元
Text A
Exercises for the Text
I. 1.c 2.d 3.b 4.d 5.c
II. 1.leisure 2.avaiable 3.desirable 4.strain 5.portray 6.stressful 7.context 8.a variety of 9.impart 10.motivate
III. 1.relax 2.entertain 3.recognize 4.possess 5.observe 6.recreate 7.satisf y 8.occupy 9.pursue 10.attain
IV. at; my; asked; visit; honeymoon; first; other; sir;
V.
1.The term "quality of life" covers a very wide scope of meanings.
2.In a society in which life is fast-paced and work is stressful, it is beneficial to your health to try to find time to relax.
3.Our tastes and preferences are all related to social contexts and learning experiences.
4.Positive leisure attitudes are essential for motivating people to use their leisure in creative ways.
5.Observations and research finding indicate that people are increasingly concerned with the quality of life.
V ocabulary Exercises
I.
1.a.desirability b.desires c.desrable
2.a.occupation b.occupied c.occupant d.occupation
3.a.preference b.preferably c.preferable d.prefer
4.a.recognizable b.recognition c.recognize
5.a.satisfaction b.satisfied c.satisfactoryd.satisfy e.satisfying
II. 1.urban 2.satisfaction 3.relaxation 4.possession 5.concerned with 6.motivated 7.possession 8.impart 9.participation 10.loom 11.p
ortrayed 12.desirable
III.
1.He always takes a very positive attitude when correcting pupils'mistakes.
2.Passengers must attach labels to their suitcases before boarding the plane.
3.The colour of his skin is not relevant to whether he is a good lawyer.
4.A ship loomed through the heavy fog.
5.We've done nothing wrong on our part.
6.Schools should set as their objective the attainment of a balanced development of their students.
Text B
Exercises for the Text
I. 1.T 2.T 3.T 4.T 5.T 6.F 7.F 8.F 9.F 10.T
II. 1.elusive 2.tricky 3.waste; control 4.quick sand 5.control; against 6.slave 7.full 8.appointments; addresses; telephone numbers 9.underestimate; overestimate 10.temptations
V ocabulary Exercises
I. 1.B 2.C 3.D 4.A 5.D
II. 1.B 2.C 3.C 4.B 5.C
Grammar Exercises
I. 1.at; in 2.at 3.in 4.at/in; since 5.for 6.under 7.from; to 8.about 9.on 10.during 11.at 12.at 13.since 14.during 15.on; at ; by 16.during; in; for 17.By 18.within 19.at 20.at 21.into; in 22.in 23.execpt for 24.except 25.except for 26.except 27.about 28.on 29.of 30.below 31.beneath 32.owing to/due to 33.due; to 34.owing to 35.due to 36.between 37.among 38.about 39.to 40.towards 41.for 42.above 43.above 44.acros s/over 45.over
第八单元
Text A
Exercises for the Text
I. 1.c 2.b 3.c 4.b 5.a
II. 1.minimize 2.local 3.instantaneously 4.regulate 5.interact 6.timer 7.ala rm 8.discrepancy 9.destine 10.feasible
III. are; for; he; again; in; to; their; and
IV.
1.It is not dificult to understand the maladjustment that brought to the body by high speed travel.
2.One reason for this discrepancy is that different bodily events are controled by different factors.
3.Protein in food stimulates wakefulness,while carbohydrates promote sleep.
4.The problem of Jet Lag is on every international traveller comes across at some time.
5.It is not feasible to wait for a few days until the body's regulatory mechanisms adjust naturally to a new time zone.
V ocabulary Exercises
I.
1.a.negotiable b.negotiate c.negotiations
2.a.regulations b.regulate c.regulatory d.regularize
3.a.assumes b.assuming c.assumed d.assumption
4.a.periodically b.periodical c.periodicity d.period
II. 1.do; snchronize 2.discrepancy 3.internal 4.reset 5.out of step 6.external 7.overcome 8.destination 9.mechanism 10.neutral https://www.doczj.com/doc/737686964.html,gs 12.to advantage 13.feasible 14.instantaneously
III.
1.We want to promote mutual understanding between the two countries.
2.The plan seems feasible.
3.He is out of step with modern life.
4.To overcome diffculties,we must first overcome ourselves.
5.There is a big lag between his thought and action.
6.That fashion model was looking for a chance to show off herself to advantage.
7.Y our assumption is not based on full facts.
Text B
Exercises for the Text
I. 1.T 2.T 3.T 4.T 5.F 6.T 7.F 8.T 9.F 10.F
II. 1.centering one's attention 2.fluctuates 3.constant 4.distraction 5.symptom 6.routine 7.focal 8.psychological/physical 9.goal; direction 10.the ability
V ocabulary Exercises
I. 1.productivity 2.distract 3.fluctuates 4.exceptional 5.misled 6.true of 7.attend to 8.appreciate 9.typical 10.Motivation 11.contrary to 12.hinder; from
第九单元
Text A
Exercises for the Text
I. 1.b 2.c 3.c 4.a 5.b
II. 1.approximate 2.aged 3.paradox 4.apparent https://www.doczj.com/doc/737686964.html,position 6.elsewhere
7.elementary 8.alter 9.precede 10.slippery
III. 1.e 2.a 3.h 4.g 5.c 6.b 7.i 8.f 9.j 10.d
IV. test; doctor; the; My; arrived; at; opened
V.
1.Aging has become a social problem.
2.People objected to the idea that it is because of drop of birthrate.
3.How long people will live depends on many factors.
4.Expectation of life is the prediction of the average number of years that one can live.
5.Long life is altering our life and our society.
V ocabulary Exercises
I.
1.appreciate appreciation appreciative a.appreciation b.appreciate c.appreciative
2.active inactive activity a.activity b.activated c.active d.inactive
3.continue continued continuing continuation a.continues b.continued c.continuation d.continuous e.conti nuing
4.expect expectation expectancy expectant a.expect b.expectant c.expectancy d.expectation
II. 1.classify 2.salient 3.liability 4.altered 5.paradox 6.lengthens 7.depend ency 8.revision 9.upwards 10.approximated
III.
1.He always neglects his health.
2.The price of this commodity is out of proportion to its value.
3.His account of the incident approximated to the fact.
4.He has reluctantly acknowledged the fallacies in his statement.
5.The fervent cheers expressed their appreciation of the performance.
6.Memory can be classified into long-term memory and short-term memory.
7.Things altered fundamentally.
Text B
Exercises for the Text
I. 1.T 2.T 3.F 4.T 5.T 6.F 7.F 8.F 9.T 10.T
II. 1.pride; belief 2.responsible; honest; loving 3.temporary; honest; loving 4.acting; talking 5.isolated; lonely; received 6.a smile; a good grade on report card; pride 7.heart; see; think; rude; inconsiderate; rough 8.contribute; within 9.throughout 10.positive attitude
V ocabulary Exercises
I. 1.esteem 2.take advantage of 3.manageable 4.cope
with 5.appropriate 6.infant's 7.withdraw 8.totally 9.worthless 10.outco me
Grammar Exercises
I. 1.had 2.did 3.had had; wouldn't have drowned 4.came 5.had done 6.would have know 7.should be attacked 8.had 9.wouldn't be 10.left 11.ma you enjoy 12.should change 13.had gone 14.would have come 15.wouldn't have made 16.would have answered 17.went 18.would not have made 19.should fail 20.would have been
II.
1.We hurried back to school lest it should rain.
2.It's time the problem was carefully studied.
3.If only I had kept my mouth shut.
4.He tiptoed into the room for fear that he should be heard.
5.I was in a terrible hurry that day,otherwise I would have stopped to have a chat with you for a while.
6.I was writing a report; otherwise I would not have stayed up late.
7.Without your help,we would not have made such a big success.
8.Under that condition,I would have done the same.
9.If she hadn't been studying hard,she would not have spoken English so well.
10.Don't forget to remind him in case he should forget.
11.If we weren't to take an exam tomorrow,I would have gone to the cinema with you.
12.If only he had told you the truth several months ago.
13.I would rather you went on holiday.
14.I would sooner you had known nothing about it.
15.It's time that we got ready for the final exams.
16.But for the traffic accident, we would have arrived a bit earlier.
17.We would not live without air and water.
18.I would have gone with you but I have to prepare for an exam.
19.Long live the People's Republic of China.
20.But that he had taken some medicine this morning,his headache would be worse.
第十单元
Text A
Exercises for the Text
I. 1.d 2.b 3.c 4.b 5.d
II. 1.defeat 2.critical 3.loyalty 4.impact 5.ultimately 6.tough 7.approval 8.stir 9.presidency 10.overwhelming
III. 1.strategy 2.election 3.democracy 4.presidency 5.economy 6.constituti on 7.loyalty 8.motivation 9.certainty 10.provision
IV. for; lost; without; cost; buy; rage; put; altered
V.
1.Presidential election occurs in the United State every four years.
2.A major party nominee usually gets higher approval rating than a minor-party nominee.
3.Strategy plays a critcal role in the presidential campaign.
4.To win electoral votes, presidential candidates are particularly concerned with those important states.
5.There are over a dozen political parties in the United States,among which there are only two major parties.
V ocabulary Exercises
I.
1.a.strategical b.strategically c.strategy d.strategist
2.a.represent b.representation c.representative
3.a.democratic b.democracy c.democrat
4.a.nominal b.nominate c.nomination d.nominees
II. 1.certainty 2.impact 3.provision 4.stirring 5.election 6.declined 7.pur sued 8.Congress 9.overwhelming 10.loyalty
III.
1.His return to the country will make a great impact on the political circle.
2.Everyone should be concerned with future of his country.
《英语国家概况》课程习题集西南科技大学成人、网络教育学院版权所有 习题 【说明】：本课程《英语国家概况》（编号为12010）共有单选题,名词解释题,简答题,填空题2等多种试题类型，其中，本习题集中有[简答题]等试题类型未进入。 一、单选题 1. Celts were different groups of ancient people who came originally from________ A. France B. Denmark C. Ireland D. Germany 2. Who invaded and conquered Britain for the first time in 55 BC? A. Emperor Claudius B. Julius Caesar C. King Alfred D. King Ethelred 3. Who is the author of Murder in the Cathedral? A. Christopher Marlowe B. T. S. Eliot C. Ben Johnson D. Thomas Becket 4.When Oliver Cromwell died in 1658, and was succeeded by his son, ______, the regime began immediately to collapse. A. Henry B. Hamilton C. Richard D. Charles 5. The 18th century saw selective breeding of cattle, sheep and houses by _________. A. Jethro Tull B. Thomas Coke C. George III D. Robert Bakewell 6. Which of the following is not one of the members of the Lords Temporal? A. all hereditary peers and peeresses of the England, Scotland, Great Britain and the United Kingdom (but not peers of Ireland) B. lire peers created to assist the House in its judicial duties C. senior bishops of the Church of England D. all other life peers 7. Two years after the ending of the Hundred Years’ War with France, England was thrown into another series of civil wars, ________. A. the War of the Celts
《古代汉语》郭锡良版 练习题及参考答案 A.练习一 一??查阅下列各字在《康熙字典》（或《辞源》修订本）中所属的部首： 丹（丶部）??之（丿部）??亚（二部）??常（巾部） 卍（十部）??受（又部）??严（口部）??隣（邑部） 巡（巛部）??希（巾部）??幽（幺部）??胡（肉部） 怡（心部）??攻（攴部）??书（曰部）??民（氏部） 煎（火部）??者（老部）??茁（艹部）??贰（贝部） 郊（邑部）??望（月部）??平（干部）??术（行部） 按：繁体字“隣”与“邻”为异体字，都简化作“邻”。《康熙字典》“隣”字在阜部，“邻”字在邑部。《辞源》修订本不收“隣”字，只收“邻”字，在邑部。 二??“行”字在《康熙字典》和《辞源》中各有几种读音？两者是否一致？“行窳”的“行”读什么音？ “行”字在《康熙字典》中有5种读音，在《辞源》中有4种读音。其中xíng、xìng、háng 、hàng是一致的。《康熙字典》还引了《集韵》的一条注音“乎
监切”（读音为xián）。 “行窳”的“行”读xíng。 三??从《词诠》中查出下列各句中加点的虚词在句中的意义： 1．以残年余力，曾不能毁山之一毛。（《列子?汤问》） 曾，副词，乃、竟。 2．居庙堂之高，则忧其民，处江湖之远，则忧其君。（范仲淹《岳阳楼记》）则……则……，承接连词，表文中对举关系，就、那么。 3．既出，得其船，便扶向路。（陶渊明《桃花源记》） 既，时间副词，表过去，已经。 4．或圆如箪，或方似笥。（《水经注?巫山、巫峡》） 或，无定代词，有的。 5．自非亭午夜分，不见曦月。（《水经注?巫山、巫峡》） 自，假设连词，苟、如果。常“自非”连用。 6．广袤丰杀，一称心力。（白居易《庐山草堂记》）
《建筑工程概预算》复习题 一、名词解释 1、建设项目：建设项目是有一个设计任务书，按优化设计图纸施工，建设和营运中有按公司法构建的独立法人组织机构，经济上实行独立核算，并且是由一个或一个以上的单项工程组成的新增固定资产投资项目的统称。 2、设计总概算：是在初步设计或扩大初步设计阶段，由设计单位以投资估算为目标，预先计算建设项目由筹建至竣工验收，交付使用的全部建设费用的经济文件。 3、修正概算：当采用三阶段设计时，对技术设计阶段对初步设计内容深化，对建设项目规模、结构性质、设备类型等方面可能进行必要的修改和变动，对初步总设计也应作相应调整和变动，即形成修正概算。 4、单项工程：单项工程是指具有单独设计文件的，建成后可以独立发挥生产能力或效益的一组配套齐全的工程项目。 5、单位工程：单位工程是指具有独立设计图纸和相应的概预算文件，可独立组织施工，但竣工后不能独立形成生产能力和发挥使用效力的工程。 6、分部工程：是按照建筑物或构筑物的结构部位或主要的工种工程划分的工程分项，是单位工程的组成部分。 7、分项工程：是按照选用的施工方法、所使用的材料、结构构件规格等不同因素划分的施工分项。是分部工程的组成部分。 8、建筑工程定额：是指在正常的生产建设条件下，完成合格单位建筑工程产品所需资源消耗的数量标准。 9、施工定额：是指在正常的生产技术和合理组织条件下，完成单位合格的施工过程或工序所必需消耗的人工、材料和机械台班的数量标准。 10、劳动定额：是指在正常的施工技术组织条件下，为完成一定数量的合格产品，或完成一 定量的工作所预先拟定的必要的活劳动消耗量。 11、时间定额：是指在一定的生产技术和生产组织条件下，劳动者生产单位合格产品或完成 一定的工作任务的劳动时间消耗的数量标准。 12、产量定额：是在一定的生产技术和生产组织条件下，劳动者在单位时间内生产合格产品 的数量或完成工作任务量的数量标准。 13、材料消耗定额：是指在“一定条件”下，完成单位合格作业过程（工作过程）的施工任务所需消耗一定品种、一定规格的建筑材料的数量标准。 14、周转性材料：是指在施工过程中能多次使用、反复周转的工具性材料。 15、非周转性材料：是指实体性材料，即构成工程实体。 16、机械台班定额：是指在正常的施工生产条件及合理的劳动组合和合理使用施工机械的条件下，生产单位合格产品所必须消耗的一定品种、规格施工机械的作业时间标准。 17、预算定额：是指在正常的施工条件下，规定完成一定计量单位的分项工程或结构构件所必需的人工、材料和施工机械台班消耗数量标准。 18、单位估价表：也称地区统一基价表。是根据统一基础定额和地区的人工、材料、机械台班价格，而制定出的以货币形式表现出来的一种价格表。 19、概算定额：是指生产一定计量单位的经扩大的建筑工程结构构件或扩大分项工程所需要的人工、材料和机械台班的消耗数量及费用的标准。 20、概算指标：建筑安装工程概算指标通常是以整个建筑物和构筑物为对象，以建筑面积、体积或成套设备装置的台或组为计量单位而规定的人工、材料、机械台班的消耗量标准和造 价指标。
Chapter 1 land and people are the differences between Britain and the British Isles, Great Britain,England,the United Kingdom and the British Commonwealth The British Isles,Greant Britina and England are geographical names, no the official names of the country,while the official name is the United Kingdom,but the full name is the United Kingdom of Great Britain and Northern British Commonwealth is a free association of independent countries that were once colonies of Britian. the geographical position of Britian Britain is an island country. It lies in the north Atlantic Ocean off the north coast of is separated from the rest of Europe by the English channel in the south and the North Sea in the east. in Great Britain are mostly highland and lowland The north and west of Britain are mainly highland, while the south and south-east are mostly lowlands. Britain have a favourable climate why Yes,it has a favourable climate, because it has a maritime type of climate---winters are mild,not too cold and summers are cool, not too has a steady reliable rainfall throughout the whole has a small range of temperature,too. are the factors which influence the climate in Britain Which part of Britain has the most rainfall and which part is the driest
三年级语文下册课后习题参考答案 第1课古诗三首 1.有感情地朗读课文。背诵课文。默写《绝句》。 有感情地朗读古诗,要正确划分古诗的节奏,如:“迟日/江山/丽,春风/花草/香。”韵脚要读得响亮而稍长,读出古诗的韵味。如“竹外桃花三两枝,春江水暖鸭先知”的韵脚是“zhī”,朗读时韵脚要重读;还要把握古诗的情感基调,感受古诗的节奏美和韵律美。如朗读《三衢道中》时语速要平缓,语调要欢快些,读出诗人山行时的愉悦心情。 背诵古诗要讲究方法,尝试回忆背诵法:朗读到一定程度后,合上书试背,尝试对记忆内容进行回忆,这样能增强记忆的效果。 2.结合诗句的意思,想象画面,说说三首诗分别写了怎样的景象。 《绝句》描写的是春回大地,万物苏醒,暖融融的太阳,将万里江山照耀得非常美丽;春风吹拂,绿草如茵,鲜花飘香,春意盎然。春风吹送着初放的百花和茵茵芳草发出的芳香。冻土融化,土地湿润,燕子正繁忙地飞来飞去,衔泥筑巢,日丽沙暖,鸳鸯在溪边的沙洲上静睡不动。 《惠崇春江晚景》描写的是早春的清晨,诗人信步江畔。迷离的晨雾尚未散尽,令人仿佛置身仙境。转过青青的竹林,一株桃树闪入眼帘,看那满树花苞,已有两三枝绽放笑脸。一阵“嘎嘎”的欢叫传入耳中,循声望去,三两只鸭子迈着蹒跚的步子,游过水边的嫩苇丛,在江水中自在游弋。江水转暖了,河豚上市的时节也到了! 《三衢道中》描写的是梅子泛黄的时候,正是雨季,却遇上天天晴朗的日子坐上小船,游到了小溪的尽头。回程正好走山路,看到的是一路绿荫浓浓并不比以前看到的少,而绿荫深处传来的声声黄鹂的啼鸣,更增添了不少游兴。 第2课燕子 1.朗读课文,边读边想象画面,并读出对燕子的喜爱之情。背诵第1~3自然段。
1、下列选项中不是工程项目特征的是(D) （分数：1分） A. 一次性 B. 系统性 C. 有生命期 D. 独特性 2、工程项目的特点有哪些？(ABDE) （分数：2分） A. 特殊的项目组织 B. 有资金限制和经济性要求 C. 科学的工程技术设计 D. 特殊的法律条件 E. 特定的对象 1、下列选项中哪个不属于工程项目前期策划的容？(D) （分数：1分） A. 工程项目构思的产生和选择 B. 项目的目标设计和项目定义 C. 可行性研究 D. 工程项目的自我审查 2、下列属于工程项目的强制性目标因素的为？(A) （分数：1分） A. 环境保护法规定的排放标准 B. 项目总投资 C. 投资收益率 D. 解决就业人数 3、下列属于工程项目的期望目标因素的为？(C)（分数：1分） A. 环境保护法规定的排放标准 B. 事故的预防措施 C. 投资收益率 D. 技术规规定的安全性标准 4、下列选项中不属于项目审查容的为（B）（分数：1分） A. 问题的定义 B. 项目的定义 C. 目标系统和目标因素 D. 项目的初步评价 5、下列选项中不符合可行性研究基本要求的是（B）（分数：1分） A. 研究工作应详细、全面，定性和定量分析相结合 B. 对于已决定上马的项目，寻找一些依据来证明决定的正确性 C. 采用多案比较法，以选择经济合理的案 D. 进行大量调查研究，客观反映和分析问题 二、多项选择题 6、工程项目构思产生的原因为（ABCDE）（分数：2分） A. 通过市场研究发现新的投资机会，有利的投资地点和投资领域 B. 上层系统运行存在问题或困难 C. 为了实现上层系统的发展战略 D. 项目业务 E. 通过生产要素的合理组合，产生项目机会 7、目标因素指标的确定可采用的法有（ABCE）（分数：2分） A. 相似情况（项目）比较法 B. 指标计算法 C. 费用/效用分析法 D. 经验估算法 E. 头脑风暴法 8、目标系统至少应具有的三个层次为（ACD）（分数：2分） A. 系统目标 B. 功能目标 C. 子目标 D. 可执行目标 E. 技术目标 9、项目选择的依据一般为（ABDE）（分数：2分） A. 通过项目能够最有效地解决上层系统的问题,满足上层系统的需要 B. 项目符合企业经营战略目标 C. 能安排较多的企业富余人员 D. 项目本身成就的可能性最大和风险最小 E. 企业的现在资源和优势能得到最充分的利用 1、下列有关项目的目标与项目管理目标之间关系的表述不正确的是（B）（分数：1分） A. 项目管理目标是项目目标的一部分，并为后者服务 B. 项目管理目标主要是解决上层系统的问题 C. 项目管理目标用于保证项目目标的实现 D. 项目目标是针对整个工程生命期的，是上层系统对项目的要求 2、下列选项中不是工程项目的目标系统特点的为（C）（分数：1分） A. 完整性 B. 均衡性 C. 确定性 D. 动态性 3、下列哪项不属于界面（C）（分数：1分） A. 技术系统的界面 B. 行为系统界面 C. 上层组织与环境之间的界面 D. 组织系统界面
英语国家概况 P17 1.Britain is now a multiracial society which produces a population of which 1 in 20 are of non-European ethnicity. 2.Britain is a country with a history of invasions. In 43 AD Britain was invaded by the Roman Empire in the 11th century they suffered invasions from Normans. 3.Charles the first, king of Britain, was executed, because he attempted to overthrow parliament in the English Revolution. https://www.doczj.com/doc/737686964.html, two Scottish cities which have ancient and internationally respected universities: Edinburgh and Glasgow. 5.Both the Scottish and Welsh people elect their members of parliaments to the London Parliament and each holds 72 and 38 seats respectively. P47 6.The doctrine of the “divine right of kings”held that the sovereign derived his authority from God not from his subjects. 7.During the civil war in the 17th century, those who represented the interests of Parliament aare called roundheads, and those who supported the King were called loyalists. 8.In 1215, some feudal barons and the Church forced King John to sign the Magna Carta to place some limits on the King’s power.
部编版四年级语文下册课后习题参考答案 第1课古诗词三首 2.读下面的诗句,说说你眼前浮现出了怎样的情景。 〔答案大家找〕“儿童急走追黄蝶,飞入菜花无处寻。”描绘了儿童捕蝶的欢快场景。 “日长篱落无人过,惟有蜻蜓蛱蝶飞。”让我们看到农民早出晚归的场景,蛱蝶飞又让我们感受到静中有动的情景。 “大儿锄豆溪东,中儿正织鸡笼。最喜小儿亡赖,溪头卧剥莲蓬。”大儿子在溪东豆地里锄草,二儿子在家里编织鸡笼,三儿子只知任意地调皮玩耍,躺卧在溪边剥莲蓬吃。 第2课乡下人家 1.朗读课文,想象画面。如果给课文配画,你觉得可以画几幅?试着给每幅画取个名字。 〔答案大家找〕 7幅,屋前搭瓜架、门前种鲜花、屋后春笋冒、院里鸡觅食、河中鸭嬉戏、门前吃晚饭、夜静催眠曲。 2.你对课文描写的哪一处景致最感兴趣?和同学交流。 〔答案大家找〕描写门前五颜六色的花和雨后春笋的景致我最感兴趣,本来是朴素的乡下,可是门前这些五彩缤纷的花朵、雨后的春笋又给本来朴素的乡下带来了勃勃生机,读完以后让我也向往乡下这样恬静安逸的生活。 3.读句子,再从课文中找出像这样写得生动形象的句子,抄写下来。 〔答案大家找〕他们的屋后倘若有一条小河,那么在石桥旁边,在绿树荫下,会见到一群鸭子游戏水中,不时地把头扎到水下去觅食。天边的红霞,向晚的微风,头上飞过的归巢的鸟儿,都是他们的好友,它们和乡下人家一起,绘成了一幅自然、和谐的田园风景画。秋天到了,纺织娘寄住在他们屋前的瓜架上。月明人静的夜里,它们便唱起歌来:“织,织,织,织啊!织,织,织,织啊!”那歌声真好听,赛过催眠曲,让那些辛苦一天的人们,甜甜蜜蜜地进入梦乡。 选做 你眼里的乡村景致是怎样的?用一段话写下来。 〔答案大家找〕大树也绿,小草也茂盛,花朵也艳丽,田园的风光真是美。近处,一棵棵大杨树挺直身板,抬起头,密密麻麻的绿叶里闪过一丝丝日影。远远地看去,这些杨树就像一名名威武的保卫者。小草又嫩又绿,茂密的草地就像一大块碧绿的地毯,躺在软软的绿地上,比躺在沙发上还要舒服。那的野花不是一般的香,在千里之外都可以闻到。每一朵花都神气十足地仰起头。每个人家的门前都有一块可爱的菜地,种有茄子、黄瓜、辣子、豇豆、草莓等蔬菜水果。从高处往下看,
目录 第一章：编制说明 一、编制依据 二、编制目的及原则 第二章：总体概述 一、工程地点 二、工程概况 三、工程特点及要求 第三章：施工组织总体设想、方案针对性及施工段划分 一、指导思想 二、施工组织总体设想 三、方案针对性及施工段划分 第四章：项目管理的人员配备、素质及管理经验 一、组织机构系统 二、项目管理主要成员的配备 三、施工项目管理制度 第五章：施工准备及施工总平面布置 一、施工部署 二、施工准备 三、总平面布置 四、现场平面布置图 五、施工技术准备 六、计划准备 七、材料、设备进场准备
八、施工现场准备 第六章：施工进度计划和各阶段进度的保证措施 一、工期目标 二、施工进度计划 三、工期保证措施 第七章：劳动力、机械设备和材料投入计划 一、主要施工机械设备计划 二、施工材料计划 三、劳动力计划 四、施工计量、检测仪器、工用具计划 第八章：主要施工方案及质量、安全保证措施 一、质量保证措施 二、工程技术保证措施 三、成品保护技术措施 四、降低成本技术措施 五、安全保证措施 六、创建无质量通病技术措施 第九章：文明施工和环境保护措施 一、创建文明工地的目的及意义 二、创建文明工地的基本内容 三、文明施工实施措施 四、环境保护措施 第十章：季节性施工保证措施
一、雨季施工技术措施 二、夏季高温施工 三、大风天气施工 第十一章：回访维修制度 附：施工平面布置图 施工进度计划表（横道图）
第一章编制说明 一、编制依据 1、工程招标文件、实物工程量清单。 2、全套施工图纸。 3、现行颁布实施的建筑工程质量检验评定标准、规范、规程。 4、按照GB/T19002-ISO9002标准和行业要求编制的《质量手册》、《程序文件》等质量体系文件，国家及地方标准图集。 5、施工现场的地况、地貌及地方资源条件等。 二、编制目的及原则 为工程的施工提供完整的纲领性文件。根据本工程的特点、功能要求，本着对业主资金合理利用，对工程质量的高度责任感，编制原则是“经济、合理、优质、高速”。 三、施工管理中的承诺 1、一切为建设单位的利益着想，解决好地方及四邻干扰。 2、自觉接受建设、监理、建管等部门的施工监督。 3、按照标准，对工程进行全过程、全方位地进行控制，保证该工程施工试验、检测工作的真实性。
判断题 Chapter 1 1.People in different parts of Britain like to use the name England to refer to their country. (F) 2.The Severn River is the longest river of Britain, which originates in Wales and flows through western England.(T) 3.Today more than half of the people in Wales still speak the ancient Welsh language. (F) 4.In terms of population and area, Northern Ireland is the second largest part of Britain.(F) 5.Although the climate in Britain is generally mild, the temperature in northern Scotland often falls below -10℃ in January . (F) 6.The majority of the people in Britain are descendants of the Anglo-Saxons.(T) 7.The Celtic people were the earliest known inhabitants of Britain.(T) 8.English evolved into what is now described as Modern English from the late 16th century.(F) Chapter 2 1.British history before 55BC is basically undocumented.(T) 2.The Anglo-Saxons came to Britain in the 5th century.(T) 3.The chief or king of the Anglo-Saxons tribes exercised power at their own will. (F) 4.The Vikings began to attack the English coast in the 8th century.(T) 5.HenryⅡ built up a large empire which included England and most of France.(T) 6.The Magna Carta was designed to protect the rights of both the privileged class and the townspeople.(F) -1453) was a series of wars fought between the 7.The Hundred Years’War (1337 British and the Vikings for trade and territory.(F) 8.In an effort to make a compromise between different religious factions, Queen ElizabethⅠactually defended the fruit of the Reformation.(T) Chapter 3 1.Conventions are regarded less important than the statutory law in the working of the British government.(T) 2.The British monarchy has never been interrupted throughout the history.(F) 3.In reality, the British King or Queen is the source of all government powers.(F) 4.The British Parliament is the law-making body of the Commonwealth of Nations.(F) 5.The members of the House of Commons are appointed rather than elected.(F) 6.The British Prime Minister is the leader of the majority party in Parliament.(T) 7.Cabinet members are chosen by the Prime Minister from various political parties in Parliament.(F) 8.The legal systems in England, Wales, Scotland and Northern Ireland are much similar in terms of law, organization and practice.(T) Chapter 4 1.British was the first industrialized nation in the world.(T) 1
下册第一章蒸馏 1. 苯酚(C 6H 5OH)(A )和对甲酚(C 6H 4(CH 3)OH)(B )的饱和蒸气压数据为 解： 总压 P=75mmHg=10kp 。 由拉乌尔定律得出 0 A p x A ＋0 B p x B =P 所以 x A = 000B A B p p p p --；y A =p p A 00 00B A B p p p p --。 因此所求得的t-x-y 数据如下： t, ℃ x y 113.7 1 1 114.6 0.837 0.871 115.4 0.692 0.748 117.0 0.440 0.509 117.8 0.321 0.385 118.6 0.201 0.249 119.4 0.095 0.122 120.0 0 0. 2. 承接第一题，利用各组数据计算 （1）在x=0至x=1范围内各点的相对挥发度i α,取各i α的算术平均值为α，算出α对i α的最大相对误差。 （2）以平均α作为常数代入平衡方程式算出各点的“y-x ”关系,算出由此法得出的各组y i 值的最大相对误差。 解： （1）对理想物系，有 α＝00B A p p 。所以可得出
t, ℃ 113.7 114.6 115.4 116.3 117.0 117.8 118.6 119.4 120.0 i α 1.299 1.310 1.317 1.316 1.322 1.323 1.324 1.325 1.326 算术平均值α= 9 ∑i α=1.318。α对i α的最大相对误差＝ %6.0%100)(max =?-α ααi 。 （2）由x x x x y 318.01318.1)1(1+=-+= αα得出如下数据： t, ℃ 113.7 114.6 115.4 116.3 117.0 117.8 118.6 119.4 120.0 x 1 0.837 0.692 0.558 0.440 0.321 0.201 0.095 0 y 1 0.871 0.748 0.625 0.509 0.384 0.249 0.122 0 各组y i 值的最大相对误差= =?i y y m ax )(0.3%。 3.已知乙苯(A )与苯乙烯(B )的饱和蒸气压与温度的关系可按下式计算: 95.5947 .32790195.16ln 0 -- =T p A 72 .6357.33280195.16ln 0 --=T p B 式中 0 p 的单位是mmHg,T 的单位是K 。 问:总压为60mmHg(绝压)时，A 与B 的沸点各为多少?在上述总压和65℃时,该物系可视为理想物系。此物系的平衡气、液相浓度各为多少摩尔分率？ 解： 由题意知 T A ==-- 0195.1660ln 47 .327995.59334.95K ＝61.8℃ T B ==--0195 .1660ln 57 .332872.63342.84K=69.69℃ 65℃时，算得0 A p ＝68.81mmHg ；0 B p =48.93 mmHg 。由0 A p x A ＋0 B p （1－x A ）=60得 x A ＝0.56， x B =0.44; y A =0 A p x A /60=0.64; y B =1-0.64=0.36。 4 无
英语国家概况（1）（2）100问 1. "British history has been a history of invasion". Please illustrate this point with the examples from the text. How did each of the invasions influence English culture ? 2. What are some general characteristics of Scotland ? 3. Describe Wales' unification with Great Britain. 4. Are there any differences between England and Wales in terms of cultural tradition ? 5. Why is Northern Ireland, according to the author, so significant in the United Kingdom? What is the political problem there? 6. What are some of the factors in Irish and English history that affect the situation in Northern Ireland today? 7. Different parties and groups in the United Kingdom have different solutions to the political problem in Northern Ireland. Please sum up their different attitudes. 8. Has the author offered a solution to the political problem in Northern Ireland? 9. What is the oldest institution of government? 10. What is the name of the charter of liberty and political rights granted by King John in 1215? 11. Do you think Elizabethan Drama occupies a significant position in British literature? Who is the most important figure in Elizabethan Drama? What are some of his major works? 12. What do we call the group of important Parliamentarians? 13. Which party forms the government and who becomes Prime Minister? 14. What are some of the changes that have take place recently in the Chinese attitude towards sports? How do you account for these changes?
第一单元《走进化学世界》 课题1 物质的变化和性质 P10页参考答案 1、⑵、⑷、⑸、⑹、⑺、⑻为物理变化，⑴、⑶、⑼、⑽为化学变化。 2、要求学生结合实例，尽量用自己的语言表述物理变化和化学变化的区别，讲清变化前后有无其他物质生成。对于善于思考的学生，还可以进一步引导他们如何判断是否发生了化学变化。 3、对水、食盐、蔗糖、铜导线等身边的物质进行简单的观察和实验，并罗列出用途。 例如：试一试物质在水中、油中的溶解性，比较硬度等。 4、颜色、气味等方面。例如：馒头如果变酸，则说明已经变质。 课题2 化学是一门以实验为基础的科学 P16页参考答案 1、石蜡由固体变为液体属于物理变化；蜡烛燃烧属于化学变化；石蜡放在水中浮于水面属于对物理性质的描述；蜡烛在空气中能燃烧属于对化学性质的描述。 课题3 走进化学实验室 P23页参考答案 1、胶头滴管试管量筒烧杯 2、B 3、按教科书要求利用家中的替代品进行固体药品取用、液体倾倒和排水集气等操作练习。有条件的学校也可以开放实验室，让学生在课余时间练习化学实验基本操作。教师要注意检查学生的练习情况。 第二单元《我们周围的空气》 课题1 空气 P32页参考答案 1、氮气氧气氮气氧气 2、①③⑤⑥，含有氮气、氧气、二氧化碳、稀有气体等成分（或其他合理答案） 3、（1）B （2）C （3）A 4、氮气，做保护气；氧气，抢救危重病人；二氧化碳，植物的光合作用；稀有气体，制作霓虹灯（或其他合理答案）。 5、此题属于开放性的习题，学生答案可有多种，不强求一致。在城镇繁华街道附近，一般空气质量较差，原因是多方面的，如机动车尾气、尘土、细菌等；在农村广阔的田野中，空气质量较好。 6、此题属于开放性的习题，学生可从多方面来认识“空气是一种宝贵的自然资源”。例如，制取氧气用于钢铁工业、医疗等。 课题2 氧气 P36参考答案 1、将带火星的木条伸到集气瓶中，木条复燃则说明集气瓶中的气体是氧气。
一、选择题（答案在下面） I. Choose the one that best completes each of the following statements. 1.The two main islands of the British Isles are . A. Great Britain and Ireland B. Great Britain and Scotland C. Great Britain and Wales D. Great Britain and England 2.is the capital city of Scotland. A. Belfast B. Edinburgh C. Aberdeen D. Cardiff 3.According to a 2005 estimate, Britain now has a population of over million. A. 160 B. 600 C. 60 D. 16 4.Among the four parts of the United Kingdom, is the smallest. A. England B. Scotland C. Wales D. Northern Ireland 5.Almost a quarter of the British population lives in England. A. northeastern B. southeastern C. northwestern D. southwestern 6.English belongs to the group of Indo-European family of languages. A. Celtic B. Indo-Iranian C. Germanic D. Roman 7.The introduction of Christianity to Britain added the first element of words to English. A. Danish and Finnish B. Dutch and German C. French and Italian D. Latin and Greek 8.The evolution of Middle English was reinforced by the influence.
英语国家概况（谢福之主编）课后答案 一、选择题（答案在下面） I. Choose the one that best completes each of the following statements. 1.The two main islands of the British Isles are . A. Great Britain and Ireland B. Great Britain and Scotland C. Great Britain and Wales D. Great Britain and England 2.is the capital city of Scotland. A. Belfast B. Edinburgh C. Aberdeen D. Cardiff 3.According to a 2005 estimate, Britain now has a population of over million. A. 160 B. 600 C. 60 D. 16 4.Among the four parts of the United Kingdom, is the smallest. A. England B. Scotland C. Wales D. Northern Ireland 5.Almost a quarter of the British population lives in England. A. northeastern B. southeastern C. northwestern D. southwestern 6.English belongs to the group of Indo-European family of languages. A. Celtic B. Indo-Iranian C. Germanic D. Roman 7.The introduction of Christianity to Britain added the first element of words to English. A. Danish and Finnish B. Dutch and German C. French and Italian D. Latin and Greek 8.The evolution of Middle English was reinforced by the influence. A. Norman B. Dutch C. German D. Danish 9.Samuel Johnson’s dictionary was influential in establishing a standard form of . A. grammar B. handwriting C. spelling D. pronunciation 10.At present, nearly of the world’s population communicate in English. A. half B. a quarter C. one third D. one fifth 11.The attack on Rome ended the Roman occupation in Britain in 410. A. Norman B. Danish C. Celtic D. Germanic 12.By the late 7th century, became the dominant religion in England. A. Celtic Christianity B. Anglo-Saxon Christianity C. Germanic Christianity D. Roman Christianity 13.Westminster Abbey was built at the time of . A. St. Augustine B. Edward the Confessor C. William the Conqueror D. Alfred the Great 14.The marked the establishment of feudalism in England. A. Viking invasion B. signing of the Magna Carta C. Norman Conquest D. Adoption of common law 15.The end of the Wars of the Roses led to the rule of . A. the House of Valois B. the House of York C. the House of Tudor D. the House of Lancaster 16.The direct cause for the Religious Reformation was King Henry VIII’s effort to . A. divorce his wife B. break with Rome C. support the Protestants D. declare his supreme power over the church 17.The English Civil War broke out in 1642 between .