1
Key to Unit 1
Extended Reading Skills and Practice
1. The ability to delay reward. 2. D）
Extended Writing Skills and Practice
1. 1) simple sentence 2) compound sentence 3) compound sentence
4) complex sentence 5) simple sentence 6) complex sentence
2.
1) Part-time jobs are useful for full-time students because they not only earn money but also gain
career experience.
2) Old people are unlikely to assume physically demanding tasks although there are many jobs
that are especially suitable for old people such as consultants, doctors and psychologists.
3) I like tea while my sister likes coffee.
4) More people who have received higher education should earn more money.
5) Study hard and you will make a remarkable progress.
6) There are too many examinations nowadays for college students which are too difficult.
Review and Test (1)
Part I
(略)
Part II
1. Y 2. Y 3. NG 4. N 5. N 6. N 7. Y
8. his major
9. public institutions
10. deciding which students to accept
Part III
11-15 DBADC 16-20 ADDBC 21-25 ADCAD
26-30 ADCBD 31-35 DBDCD
(36) focused (37) emotionally (38) distant (39) disease
(40) cancer (41) retirement (42) crossed (43) increasingly
(44) you can make a number of important changes in your current lifestyle
(45) We know much more about how to keep healthy today than our parents
(46) And this new knowledge can be passed on to our children
Part IV
47-51 HMJEF 52-56 BOGNL
57-61 DBCDB 62-66 CDACB
Part V
67-71 ACBBD 72-76 DABBC
77-81 ACCBD 82-86 DBACD
Part VI
87. having interest 2
88. looked back
89. change their minds
90. filled with admiration
91. shares what she has with others
Key to Unit 2
Extended Writing Skills and Practice
Practice for Number of Nouns
1. buses foxes boys days zoos
trees deer fish cities leaves
lives milk feet horses mice
teeth women brooms juice water
people branches families oxen
countries
2.
1) children 2) women teachers 3) Germans; Germany
4) Chinese; Germans 5) milk
Practice for Articles
1.
1) a; an; the 2) a; an 3) An; a 4)The; the; a 5) a
6) the 7) a; The
8) The; the 9)The；the; × 10) a
2.
1)-5) B ACCA 6)-10) CBCAD
Review and Test（2）
Part I
(略)
Part II
1. Y 2. Y 3. NG 4. Y 5. N 6. N 7. N
8. self-reliance
9. half a million
10. doubtful
Part III
11-15 BCABC 16-20 DACAC 21-25 DBDBA
26-30 ADCBC 31-35 ADCBD
(36) reflections (37) waking (38) recognize (39) biological
(40) action (41) unfamiliar (42) emotional (43) indoor
(44) women in the workplace dream about bosses and colleagues
(45) angry people act out their anger in their dreams
(46) Creative people often use their dreams to solve problems
Part IV
47-51 DBALK 52-56 OMJEC
57-61 BACDC 62-66 ADCBC
Part V
67-71 CACBD 72-76 ACBDC 3
77-81 CACAD 82-86 CCDBB
Part VI
87. was released from prison
88. is committed to
89. worthy of doing
90. ran into someone
91. the pursuit of happiness
Key to Unit 3
Extended Reading Skills Practice
Exercise 1:
desire; naturally; escape; diversity ; respect; establishing; characters
Exercise 2:
taken up; check out; a wealth of; range; held across; activities; meet up with
Extended Writing Skills and Practice
1.
1)-8) DCCCDBAC
2.
1) have met 2) are phoning 3) would return 4) will have lived
5) has been 6) hadn’t locked 7) carries 8) have spent
Review and Test (3)
Part I
(略)
Part II
1. A 2. B 3. C 4. C 5. C 6. D 7. A
8. offers geared towards students
9. contact the Student Union
10. second-year student of History
Part III
11-15 AADBB 16-20 BCCAC 21-25 CAADB
26-30 DCBBD 31-35 CAABD
(36) leisure (37) varies (38) hobbies (39) adventurous
(40) fond (41) afford (42) entertaining (43) academic
(44) students usually will feel more relaxed
(45) invest their leisure time in studying
(46) spending leisure time studying is a pleasure of mind
Part IV
47-51 CKDGL 52-56 BNIAO
57-61 DBCAC 62-66 BCCAA
Part V
67-71 BCACB 72-76 DCADA
77-81 ACABB 82-86 BDDBC 4
Part VI
87. he got the negative answer
88. it is important to keep well-balanced life
89. hung out in the street
90. spelling problem can also be related to the disorder
91. he denied knowing anything
Key to Unit 4
Extended Reading Skills Practice
1.
Topic Sentence: Smoking cigarettes is harmful to your health.
Key Words: 1) cancer 2) health 3) cough 4) colds
2. Outline:
Topic Sentence: Television presents a vivid world in front of us.
Detail One: can watch exciting football matches or Olympic marathons
Detail Two: can “travel” to New York or to London
Detail Three: can “go” to a concert
Conclusion: With a TV set, we can take part in many events without leaving the
house.
Extended Writing Skills and Practice
1. 1)-8) DACACABB
2. 1) do—did; am—was
2) has reached—reached; are—were; takes—will take
3) live—lived; are—have been; destroyed—is destroying
Review and Test (4)
Part I
(略)
Part II
1. B 2. D 3. B 4. D 5. A 6. B 7. A
8. careful 9. reasonable 10.advantage
Part III
11-15 CBCDA 16-20 BCCCA 21-25 ADCBD
26-30 DAADA 31-35 BCBAD
(36) severely (37) balance (38) embarrassed (39) growing
(40) uncoordinated (41) reluctance (42) adjusted (43) subjecting
(44) without bitterness and complaint
(45) nor did he show envy of the more fortunate
(46) when I am envious of another’s good fortune
Part IV
47-51 EIFDJ 52-56 BLHCG
57-61 ABDBC 62-66 CBDCA
Part V
