甘肃省武威第二中学2015-2016学年高一下学期第一次月考英语试题解析.doc
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四川某重点高中高一测试试卷英语本试卷分第Ⅰ卷(选择题)和第Ⅱ卷(非选择题)两部分。
考试时间60分钟,满分100分。
注意事项:1、答第Ⅰ卷前,考生务必将自己的姓名、准考证号、考试科目用铅笔涂写在答题卡上。
2、每小题选出答案后,用铅笔把答题卡上对应题目的答案涂黑。
如需改动,用橡皮擦干净后,再选涂其他答案,不能答在试卷上。
3、考试结束后,监考人员将第Ⅱ卷和答题卡一并收回。
第I卷(选择题,满分65分)第一部分英语知识运用(共两节,满分35 分)第一节:语法和词汇知识(共15小题,每小题1分,满分15分)从A、B、C、D四个选项中,选出可以填入空白处的最佳选项,并在答题卡上将该项涂黑。
1.H ero was _____ Zhang Yi mou film , which was _____ great success among action movies.A. the;a B /;a C. a ;a D.a;/2.I remembered _____ the door before I left the office, but forgot to turn off the lights.A.lockingB.to lockC.having lockedD.to have locked3.--- Does your brother serve in the army?--- No,not now.But he _____ in the army for 8 years.A. would serveB. servedC. had servedD. was serving4.The test covers several terms of material, some of _____ students haven’t touched in years.A. whichB.whatC.themD.that5.____ I have made this first visit,I hope I can come many more times.A.ThoughB. Now thatC.WhenD.While6.A month later ,a letter arrived, _____ me that I was admitted to a film institute.A. informedB. to informrmingrmA. addedB. to addC. addingD. having been added8.The police are allowed to use tear gas in _____ situation during the2014 Brazil FIFA World Cup.A.massB. enormousC. crowdedD.urgent9.—What type of car should I choose?—It depends on _____ you want to use it for.A.whyB.whatC.whenD.what10.The job is great _____ salary,but it has its disadvantages.A.in terms ofB.in case ofC.as a result ofD. in face of11.Don’t be _____ by her beautiful appearance,as a matter of fact,she is very cruel.A.brought inB. taken upC.picked upD.taken inst night he saw two dark _____ enter the building,and then there was the explosion.A.featuresB.shapesC.figuresD.images13.The Chinese government are _____ much importance to the safety in public places because of the terrorist attacks in China.A.attachingB.fixingC.applyingD.stressing14. —I passed the driving test the first time!— _____ .A. I can’t agree with you moreB.Good for youC.It couldn’t be worseD.I hope so15.Although he likes singing very much, he is but a good singer.A. nothingB. somethingC. anythingD. everything第二节:完形填空(每小题1分,共20分)。
武威二中2015——2016(II)期末考试高二英语试卷第一卷第一部分阅读理解(共两节,满分40分)第一节(共15小题;每小题2分,满分30分)阅读下列短文,从每题所给的四个选项(A、B、C和D)中,选出最佳选项.AEvery day we go to school and listen to the teacher,and the teacher will ask us some questions.Sometimes,the classmates will ask your opinions of the work of the class.When you are telling others in the class what you have found out about these topics,remember that they must be able to hear what you are saying.You are not taking part in a family conversation or having a chat with friends---you are in a slightly unnatural situation where a large group of people will remain silent,waiting to hear what you have to say.You must speak so that they can hear you---loudly enough and clearly enough but without trying to shout or appearing to force yourself.Remember,too,that it is the same if you are called to an interview whether it is with a professor of your school or a government official who might meet you.The person you are seeing will try to put you at your ease but the situation is somewhat different from that of a ordinary conversation.You must take special care that you can be heard.1.When you speak to the class,you should speak ______.A.as slowly as possible B.in a low voice C.loudly D.forcefully 2.Usually,when you speak to the class,the class is _______.A.noisy B.quiet C.having a rest D.serious3 The situation in the class is ______ that in your house.A.not very different from B.sometimes the same as C.sometimes not the same as D.not the same as4.If you are having a conversation with an official,the most important thing for you is ______.A.to show your ability B.to be very gentleC.to make sure that you can be heard D.to put the official at ease 5.The main idea of this passage is ______.A.that we should talk in different ways in different situationsB.that we must speak loudlyC.that we must keep silent at any timeD.that we must talk with the classBWhen you walk along a street in a big city in the United States,you may see clocks in most stores.Radio announcers give the correct time during the day.People there think that it is important to know the time.Most Americans have watches.They do not want to be late.Not all people all over the world value time.Suppose you visit a certain country in South America,You would find that people living there do not like to rush.If you had an appointment(约会)with someone,he would probably be late.He would not care for arriving on time.In some countries in South America,even the radio programs may not begin right on time,nor do the radio announcers think it important to announce the right time.Many people regard a clock as a machine.It seems to them that a person who does everything on time is controlled(控制)by a machine.They do not want a clock or any machine to have that much power over their lives.6.There are clocks in most stores in the US cities because ______.A.people in the stores want to sell these clocksB.bosses want to make their stores beautifulC.people think it important to know the timeD.they needn’t wear watches when they are away from home7.The underlined word“rush”in the passage most probably means “______”.A.run B.raceC.hurry D.move8.South America,he might not arrive on time,and this is because ______.A.he didn’t have a watch with himB.he forgot to have a look at a watch or a clockC.he didn’t think it important to arrive on timeD.he didn’t like an appointment with someoneCSri Lanka is known as the “Pearl of the Indian Ocean”, and it is easy to see why. This little country never fails to please visitors.ArriveThe national airline is Sri Lankan Airlines, which flies from Colombo to London and a couple of other European cities. The country’s main airport is ColomboBandaranaike, located 29km north of the capital city.Why now?The best time to visit Sri Lanka’s southern beaches is from November to April. So by going early in the season, you’ll get the best weather. Also in November, Deepavali, known as “Diwali” or the “Festival of Lights”, is Sri Lanka’s main religious festival, celebrated throughout the country.SeeThere is plenty to see in Sri Lanka. The ancient capital cities of Polonnaruwa and Anuradhapura are worth seeing, and so are many outstanding ruins. Other mustsees are the rock fortress (要塞) of Sigiriya, towering over the jungle as far as the eye can see, and Dambulla’s cave temple, the country’s largest and best preserved. Both are UNESCO World Heritage (遗产) Sites. Kandy is a picturesque town, which was the last stronghold of the Kandyan Kings. Today it is a cultural relic centre where ageold customs, arts, and crafts remain.DoSri Lanka owns about 1,600km of beautiful palm-shaded beaches as well as warm, pure seas and colorful coral reefs (珊瑚礁). You can explore the underwater world, and surfing and diving are available too. Away from the shore, wildlife is a big draw for Sri Lanka, and Yala National Park is one of the best places in the world to see wild animals including leopards (豹) and elephants.TasteSri Lanka is celebrated for its excellent food, with a particular emphasis on fresh fruit and vegetables on menus everywhere. Fish and seafood are a big part of the local diet.Did you know?Sri Lanka is known for its tea, but it is also the world’s largest producer and exporter of cinnamon(肉桂).9. Which of the following is a cultural relic centre of Sri Lanka?A. Kandy.B. AnuradhapuraC. Polonnaruwa.D. Colombo.10. If you want to know something about “Diwali”, you’d better go there in .A. September.B. October.C. November.D. May.11. We learn from the passage that Sri Lanka .A. is in the Pacific OceanB. is famous for its excellent foodC. is the world’s largest producer of teaD. has only flights to London12. The author wrote the article in order to .A. introduce the picturesque landscape of Sri LankaB. let readers know what is famous in Sri LankaC. make Sri Lanka well known throughout the worldD. let people get more travel information about Sri LankaDWhat makes a person a scientist?Does he have ways or tools of learning that are different from those of others?The answer is “no”.It isn't the tools a scientist uses but how he uses these tools which makes him a scientist.You will probably agree that knowing how to use a power is important to a carpenter.You will probably agree,too,that knowing how to investigate,how to discover information,is important to everyone.The scientist,however,goes one step further;he must be sure that he has a reasonable answer to his questions and that his answer he gets to many questions is into a large set of ideas about how the world works.The scientist's knowledge must be exact.There's no room for half right or right just half the time.He must be as nearly right as the conditions permit.What works under one set of conditions at one time must work under the same conditions at other times.If the conditions are different,any changes the scientist observes in a demonstration must be explained by the changes in the conditions.This is one reason why investigations are important in science.Albert Einstein,who developed the Theory of Relativity,arrived at this theory through mathematics.The accuracy of his mathematics was later tested through investigation.Einstein's ideas were proved to be correct.A scientist uses many tools for measurements.Then the measurements are used to make mathematical calculations that may test his investigations.13.What makes a scientist according to the passage?A.The tools he uses. B.His ways of learning.C.The way he uses his tools. D.The various tools he uses.14.“…knowing how to investigate,how to discover information,is important to everyone.”The writer says this to show_______.A.the importance of informationB.the difference between scientists and ordinary peopleC.the importance of thinkingD.the difference between carpenters and ordinary people15.What is the main idea of the passage?A.Scientists are different from ordinary people.B.The Theory of Relativity.C.Exactness is the core of science.D.Exactness and way of using tools are the keys to making of a scientist.第二节(共5小题;每小题2分,满分10分)根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。
可能用到的相对原子质量:H-1 C -12 O -16 Na-23 Mg-24 Al-27 S-32 一、选择题(1-20每题2分,21-25每题4分)1.某粒子含有6个电子、7个中子,呈电中性,则它的化学符号可能是( )。
A .13AlB .13AlC .13CD .13C【答案】C 【解析】试题分析:某粒子含有6个电子、7个中子,呈电中性,说明质子数是13,则可能是13C 。
答案选C 。
考点:原子的表示方法2.下列粒子半径最小的是( )。
A .Na +B .NaC .ClD .Cl -【答案】A 【解析】试题分析:电子层数越多,半径越大;电子层数相同时,核电荷数越多,半径越小;电子层数和核电荷数相同时,最外层电子数越多,半径越大;各粒子的半径大小关系为Na> Cl ->Cl> Na +。
答案选A 。
考点:微粒半径大小的比较3.下列元素中,最高正化合价数值最大的是( )。
A .CB .FC .SD .Ne【答案】C 【解析】试题分析:A 、C 的最高正化合价是+4价;B 、F 没有正价;C 、S 的最高正化合价是+6价;D 、Ne 是稀有气体元素,无正价。
答案选C 。
考点:元素的化合价4.已知某粒子n A Z R,则元素R 的原子序数是( )。
A .Z B .A-Z C .Z-n D .Z+n 【答案】A 【解析】试题分析:原子序数等于核内质子数,即Z 。
答案选A 。
考点:原子的表示方法5.下列各组中属于同位素关系的是( )。
A .K 4019与Ca 4020B .T 2O 与H 2OC .K 4019与K 3919D .金刚石与石墨【答案】C 【解析】试题分析:同位素是指质子数相同,中子数不同的同种元素的不同原子之间的互称;A 、K4019与Ca4020是不同元素的不同原子,不互为同位素,A 错误;B 、T 2O 与H 2O 是分子,不互为同位素,B 错误;C 、K 4019与K3919互为同位素,C 正确;D 、金刚石与石墨互为同素异形体,D 错误。
2015——2016学年第二学期高一第一次月考地理试卷一、选择题(每题2分,共60分)读“四种地貌景观图”,回答1~2题。
1.四种地貌景观形成中,能量主要来自地球内部的是图11A.①② B.③④ C.①③ D.②④2.四种地貌景观形成中,主要由外力作用形成的是A.①② B.③④ C.①③ D.②④读下图,回答3~4题。
3.甲处地貌的形成与下列哪个因素有关( )A.中游落差小 B.流水侵蚀作用 C.河流含沙量大 D.入海口潮差大4造成乙现象最终消失的原因是( )A.地壳运动 B.风化作用 C.侵蚀作用 D.堆积作用5.地壳运动改变着地球表面的基本形态,褶皱构造可形成A.高大的山脉和谷地 B.宽大的裂谷 C.断块山地 D.火山6.黄土高原千沟万壑的地表形态,主要成因是A.风力侵蚀搬运作用 B.风力搬运堆积作用C.流水侵蚀搬运作用D.流水搬运堆积作用读图“三大类岩石相互转化图”,完成7~8题7.图中①、②、③分别代表A .岩浆、沉积岩、变质岩B .沉积岩、变质岩、岩浆C .变质岩、岩浆、沉积岩D .变质岩、沉积岩、岩浆 8.图中a 、b 、c 、d 分别代表A .冷却凝固作用、外力作用、变质作用、重熔再生作用B .重熔再生作用、冷却凝固作用、外力作用、变质作用C .外力作用、冷却凝固作用、变质作用、重熔再生作用D .变质作用、冷却凝固作用、外力作用、重熔再生作用 读某地区村落分布示意图,回答9、10题。
9.图示村落的形态特点是 ( ) A.呈多边形B.呈带状C.呈环形D.呈团状10.该地区村落按图示分布的原因是 ( ) A.在山区由于地形的影响,村落顺河谷而建 B.平原面积开阔平坦,便于农耕 C.为逃避野兽袭击而建在山口 D.为防洪水,村落建在山脊11.长江口崇明岛的成因是( ) A .断层上升 B .褶皱隆起 C .火山喷发 D .泥沙沉积图1212.有关冲积平原三个组成部分位置的叙述正确的是()A.洪积—冲积平原发育于河流中下游B.河漫滩平原发育于河流人海口地区C.三角洲平原形成于河流人海的口外海滨地区D.各部分均发育在河流中下游地区13.河流的溯源侵蚀、下蚀、侧蚀对河谷的影响依次是()A.伸长、加深、展宽 B.展宽、加深、伸长C.伸长、展宽、加深 D.展宽、伸长、加深下图为某区域五个村落的分布示意图。
2015-2016学年甘肃省武威二中高一(下)期末数学试卷一、选择题(本大题共10小题,每小题5分,共50分.在每小题给出的四个选项中,只有一项是符合要求的)1.(5分)下列直线中与直线x﹣2y+1=0平行的一条是()A.2x﹣y+1=0B.2x﹣4y+2=0C.2x+4y+1=0D.2x﹣4y+1=0 2.(5分)一个圆柱的侧面展开图是一个正方形,这个圆柱的全面积与侧面积的比是()A.B.C.D.3.(5分)如图,ABCD﹣A1B1C1D1为正方体,下面结论错误的是()A.BD∥平面CB1D1B.AC1⊥BDC.AC1⊥平面CB1D1D.异面直线AD与CB1所成的角为60°4.(5分)给出以下四个命题:①如果一条直线和一个平面平行,经过这条直线的平面和这个平面相交,那么这条直线和交线平行;②如果一条直线和一个平面内的两条相交直线都垂直,那么这条直线垂直于这个平面;③如果两条直线都平行于一个平面,那么这两条直线互相平行;④如果一个平面经过另一个平面的一条垂线,那么这两个平面互相垂直.其中真命题的个数是()A.4B.3C.2D.15.(5分)已知两条平行直线l1:3x+4y+5=0,l2:6x+by+c=0间的距离为3,则b+c=()A.﹣12B.48C.36D.﹣12或48 6.(5分)下列命题中,正确的是()A.有两个侧面是矩形的棱柱是直棱柱B.侧面都是等腰三角形的棱锥是正棱锥C.侧面都是矩形的直四棱柱是长方体D.底面为正多边形,且有相邻两个侧面与底面垂直的棱柱是正棱柱7.(5分)经过圆x2+2x+y2=0的圆心C,且与直线x+y=0垂直的直线方程是()A.x+y+1=0B.x+y﹣1=0C.x﹣y+1=0D.x﹣y﹣1=0 8.(5分)如果AB>0,BC>0,那么直线Ax﹣By﹣C=0不经过的象限是()A.第一象限B.第二象限C.第三象限D.第四象限9.(5分)阅读如图所示程序框图,若输入的x=3,则输出的y的值为()A.24B.25C.30D.4010.(5分)若直线l1:y﹣2=(k﹣1)x和直线l2关于直线y=x+1对称,那么直线l2恒过定点()A.(2,0)B.(1,﹣1)C.(﹣2,0)D.(1,1)二、填空题(本大题共4小题,每小题5分,共20分.把答案填在题中横线上)11.(5分)一个母线长为2的圆锥侧面展开图为一个半圆则此圆锥的体积为.12.(5分)已知直线AB与直线AC有相同的斜率,且A(1,0),B(2,a),C(a,1),则实数a的值是.13.(5分)已知圆(x﹣7)2+(y+4)2=16与圆(x+5)2+(y﹣6)2=16关于直线l对称,则直线l的方程是.14.(5分)已知实数x,y满足关系式5x+12y﹣60=0,则的最小值为.三、解答题(本大题共5小题,共50分,解答应写出文字说明,证明过程或演算步骤)15.(8分)如图:AB是⊙O的直径,P A垂直于⊙O所在的平面,C是圆周上不同于A,B 的任意一点,求证:平面P AC⊥平面PBC.16.(10分)一几何体按比例绘制的三视图如图所示(单位:m).求它的表面积和体积.17.(10分)已知△ABC的三顶点是A(﹣1,﹣1),B(3,1),C(1,6).直线l平行于AB,交AC,BC分别于E,F,△CEF的面积是△CAB面积的.求直线l的方程.18.(10分)已知圆C经过两点P(﹣2,4),Q(3,﹣1),且在x轴上截得的弦长为6,求圆C的方程.19.(12分)已知△ABC的顶点A(5,1),AB边上的中线CM所在直线方程为2x﹣y﹣5=0,AC边上的高BH所在直线方程为x﹣2y﹣5=0.求:(1)顶点C的坐标;(2)直线BC的方程.2015-2016学年甘肃省武威二中高一(下)期末数学试卷参考答案与试题解析一、选择题(本大题共10小题,每小题5分,共50分.在每小题给出的四个选项中,只有一项是符合要求的)1.(5分)下列直线中与直线x﹣2y+1=0平行的一条是()A.2x﹣y+1=0B.2x﹣4y+2=0C.2x+4y+1=0D.2x﹣4y+1=0【解答】解:选项A,1×(﹣1)﹣2×(﹣2)=3≠0,故不与已知直线平行;选项B,方程可化为x﹣2y+1=0,以已知直线重合,故不正确;选项C,1×4﹣2×(﹣2)=8≠0,故不与已知直线平行;选项D,1×(﹣4)﹣2×(﹣2)=0,且1×1﹣1×2≠0,与已知直线平行.故选:D.2.(5分)一个圆柱的侧面展开图是一个正方形,这个圆柱的全面积与侧面积的比是()A.B.C.D.【解答】解:设圆柱底面积半径为r,则高为2πr,全面积:侧面积=[(2πr)2+2πr2]:(2πr)2=.故选:A.3.(5分)如图,ABCD﹣A1B1C1D1为正方体,下面结论错误的是()A.BD∥平面CB1D1B.AC1⊥BDC.AC1⊥平面CB1D1D.异面直线AD与CB1所成的角为60°【解答】解:A中因为BD∥B1D1,正确;B中因为AC⊥BD,由三垂线定理知正确;C中由三垂线定理可知AC1⊥B1D1,AC1⊥B1C,故正确;D中显然异面直线AD与CB1所成的角为45°故选:D.4.(5分)给出以下四个命题:①如果一条直线和一个平面平行,经过这条直线的平面和这个平面相交,那么这条直线和交线平行;②如果一条直线和一个平面内的两条相交直线都垂直,那么这条直线垂直于这个平面;③如果两条直线都平行于一个平面,那么这两条直线互相平行;④如果一个平面经过另一个平面的一条垂线,那么这两个平面互相垂直.其中真命题的个数是()A.4B.3C.2D.1【解答】解:观察正方体中的线面位置关系,结合课本中在关线面位置关系的定理知,①②④正确.对于③,A′B′、A′D′都平行于一个平面AC,但它们不平行,故③错.故选:B.5.(5分)已知两条平行直线l1:3x+4y+5=0,l2:6x+by+c=0间的距离为3,则b+c=()A.﹣12B.48C.36D.﹣12或48【解答】解:将l1:3x+4y+5=0改写为6x+8y+10=0,因为两条直线平行,所以b=8.由=3,解得c=﹣20或c=40.所以b+c=﹣12或48故选:D.6.(5分)下列命题中,正确的是()A.有两个侧面是矩形的棱柱是直棱柱B.侧面都是等腰三角形的棱锥是正棱锥C.侧面都是矩形的直四棱柱是长方体D.底面为正多边形,且有相邻两个侧面与底面垂直的棱柱是正棱柱【解答】解:A,若侧棱与底面两条平行的两边垂直,此时有两个侧面均是矩形,此时的棱柱不一定是直棱柱,故错误;B,一个菱形为底面的各侧面是全等的等腰三角形的四棱锥就不是正四棱锥,故错误;C,侧面都是矩形的直四棱柱,底面不是矩形,不是长方体,故错误;D,有相邻两个侧面与底面垂直的棱柱是直棱柱,又由底面为正多边形,则棱柱为正棱柱,故正确.故选:D.7.(5分)经过圆x2+2x+y2=0的圆心C,且与直线x+y=0垂直的直线方程是()A.x+y+1=0B.x+y﹣1=0C.x﹣y+1=0D.x﹣y﹣1=0【解答】解:易知点C为(﹣1,0),因为直线x+y=0的斜率是﹣1,所以与直线x+y=0垂直直线的斜率为1,所以要求直线方程是y=x+1即x﹣y+1=0.故选:C.8.(5分)如果AB>0,BC>0,那么直线Ax﹣By﹣C=0不经过的象限是()A.第一象限B.第二象限C.第三象限D.第四象限【解答】解:由题意可知B≠0,故直线的方程可化为,由AB>0,BC>0可得>0,<0,由斜率和截距的几何意义可知直线不经过第二象限,故选:B.9.(5分)阅读如图所示程序框图,若输入的x=3,则输出的y的值为()A.24B.25C.30D.40【解答】解:模拟执行程序,若输入的x=3,则a=32﹣1=8b=8﹣3=5y=8×5=40输出y的值为40.故选:D.10.(5分)若直线l1:y﹣2=(k﹣1)x和直线l2关于直线y=x+1对称,那么直线l2恒过定点()A.(2,0)B.(1,﹣1)C.(﹣2,0)D.(1,1)【解答】解:直线l1:y﹣2=(k﹣1)x,恒过定点(0,2),(0,2)关于直线y=x+1的对称点为(a,b),所以,解得a=1,b=1,所以直线l2恒过定点(1,1).故选:D.二、填空题(本大题共4小题,每小题5分,共20分.把答案填在题中横线上)11.(5分)一个母线长为2的圆锥侧面展开图为一个半圆则此圆锥的体积为.【解答】解:一个圆锥的母线长为2,它的侧面展开图为半圆,圆的弧长为:2π,即圆锥的底面周长为:2π,设圆锥的底面半径是r,则得到2πr=2π,解得:r=1,这个圆锥的底面半径是1,∴圆锥的高为=.所以圆锥的体积为:πr2h=,故答案为:12.(5分)已知直线AB与直线AC有相同的斜率,且A(1,0),B(2,a),C(a,1),则实数a的值是.【解答】解:∵直线AB与直线AC有相同的斜率∴解得:a=故答案为:.13.(5分)已知圆(x﹣7)2+(y+4)2=16与圆(x+5)2+(y﹣6)2=16关于直线l对称,则直线l的方程是6x﹣5y﹣1=0.【解答】解:∵圆(x﹣7)2+(y+4)2=16与圆(x+5)2+(y﹣6)2=16关于直线l对称,∴两圆的圆心P(7,﹣4),Q(﹣5,6)关于l对称,即PQ被直线L垂直平分设PQ的中点为M(x,y)由中点坐标公式:x=1,y=1∵=∴∴直线l的方程为y﹣1=即6x﹣5y﹣1=0故答案为:6x﹣5y﹣1=014.(5分)已知实数x,y满足关系式5x+12y﹣60=0,则的最小值为.【解答】解:∵实数x,y满足5x+12y﹣60=0,∴点P(x,y)在直线l:5x+12y﹣60=0上运动而=|OP|,是P点到原点距离的平方原点到直线l:5x+12y﹣60=0的距离为d==∴|OP|≥,可得≥.即的最小值为.故答案为:.三、解答题(本大题共5小题,共50分,解答应写出文字说明,证明过程或演算步骤)15.(8分)如图:AB是⊙O的直径,P A垂直于⊙O所在的平面,C是圆周上不同于A,B 的任意一点,求证:平面P AC⊥平面PBC.【解答】证明:设⊙O所在平面为α,由已知条件,P A⊥α,BC在α内,所以P A⊥BC因为点C是圆周上不同于A、B的任意一点,AB是⊙O的直径,所以∠BCA=90°,即BC⊥AC又因为P A∩AC=A,所以BC⊥平面P AC又因为BC⊂平面PBC,所以平面P AC⊥平面PBC.16.(10分)一几何体按比例绘制的三视图如图所示(单位:m).求它的表面积和体积.【解答】解:(1)由三视图可知该几何体为棱柱,底面为直角梯形,上下底边长分别为1和2,高为1,侧棱垂直于底面,长为1.直观图如图所示:(2)法一:由三视图可知该几何体是长方体被截去一个角,且该几何体的体积是以A1A,A1D1,A1B1为棱的长方体的体积的,在直角梯形AA1B1B中,作BE⊥A1B1于E,则AA1EB是正方形,∴AA1=BE=1.在Rt△BEB1中,BE=1,EB1=1,∴BB1=.∴几何体的表面积S=S正方形AA1D1D+2S梯形AA1B1B+S矩形BB1C1C+S正方形ABCD+S矩形A1B1C1D1=1+2××(1+2)×1+1×+1+1×2=7+(m2).∴几何体的体积V=×1×2×1=(m3),∴该几何体的表面积为(7+)m2,体积为m3.法二:几何体也可以看作是以AA1B1B为底面的直四棱柱,其表面积求法同法一,V直四棱柱D1C1CD﹣A1B1BA=Sh=×(1+2)×1×1=(m3).∴几何体的表面积为(7+)m2,体积为m3.17.(10分)已知△ABC的三顶点是A(﹣1,﹣1),B(3,1),C(1,6).直线l平行于AB,交AC,BC分别于E,F,△CEF的面积是△CAB面积的.求直线l的方程.【解答】解:由题意直线AB的斜率k ==,∵EF∥AB,∴直线EF 的斜率为.∵△CEF的面积是△CAB 面积的,∴E是CA的中点,∴点E的坐标是(0,).∴直线EF的方程是y ﹣=x,即x﹣2y+5=0.18.(10分)已知圆C经过两点P(﹣2,4),Q(3,﹣1),且在x轴上截得的弦长为6,求圆C的方程.【解答】解:设圆C:(x﹣a)2+(y﹣b)2=R2,根据题意得:,解得:或,∴圆C的方程为(x﹣1)2+(y﹣2)2=13或(x﹣3)2+(y﹣4)2=25.19.(12分)已知△ABC的顶点A(5,1),AB边上的中线CM所在直线方程为2x﹣y﹣5=0,AC边上的高BH所在直线方程为x﹣2y﹣5=0.求:(1)顶点C的坐标;(2)直线BC的方程.【解答】解:(1)设C(m,n),∵AB边上的中线CM所在直线方程为2x﹣y﹣5=0,AC边上的高BH所在直线方程为x﹣2y﹣5=0.∴,解得.∴C(4,3).(2)设B(a,b),则,解得.∴B(﹣1,﹣3).∴k BC ==第11页(共12页)∴直线BC的方程为y﹣3=(x﹣4),化为6x﹣5y﹣9=0.第12页(共12页)。
一,选择题(每小题2分,共计16分)1.下列句子中加点词语活用情况判断错误的一项是()A.项王军壁.垓下壁:名词作动词,设营驻守B.有美人名.虞名:名词作动词,名叫C.渡江而西.西:名词作状语,向西D.于是项王乃欲东.渡乌江东:名词作状语,向东【答案】C【解析】2.下列各句的句式与其它三句不同的一项是()A.赵尝五战于秦,二败而三胜B.有如此之势,而为秦人积威之所劫C.六艺经传皆通习之,不拘于时D.不者,若属皆且为所虏【答案】A【解析】3.下列句子中没有古今异义的一项是()A.纵江东父兄怜而王我B.楚人一炬,可怜焦土C.一日之内,一宫之间,而气候不齐D.庖丁为文惠君解牛【答案】D【解析】试题分析:A项中的“父兄”古义为父老兄弟,今义为父亲兄长;B项中的“可怜”古义为可惜,今义为值得怜悯;C项中的“气候”古义为天气(雨雪阴睛)的意思,今义指一个地区的气象概况。
考点:理解常见文言实词在文中的含义和用法。
能力层级为理解B。
4.依次填入下列各句横线处的成语,最恰当的一组是()①相传四风闸村是“一代词宗”辛弃疾的故乡,村里有位81岁的退休教师叫任志明,他痴迷辛学,毕50余年之精力著成《幼安忠义录》。
②纵览今年的日本防卫白皮书,“中国威胁论”的荒唐论调比往年有过之而无不及,为了极力渲染中国“威胁”,安倍政府可谓。
③彼得·杰克逊17年来,他将《魔戒》原著里用文字浇筑的神话转化为银幕上绚烂的影像,打造出独一无二的瑰丽中土世界,成就了另一个永恒的神话。
A.煞费苦心呕心沥血苦心孤诣B.苦心孤诣煞费苦心呕心沥血C.煞费苦心苦心孤诣呕心沥血D.苦心孤诣呕心沥血煞费苦心【答案】B【解析】试题分析:解答该题,首先明确词语意思,然后结合语境考虑即可。
苦心孤诣:为求达到某一目的,或解决某一问题而费尽心思;煞费苦心:形容费尽心思、费尽心机,有时含贬义;呕心沥血:比喻用尽心思。
多形容为事业、工作、文艺创作等用心的艰苦。
根据语境很容易选出对应答案。
高中英语真题:中学2015-2016学年高二下学期第二次月考英语试题Word版.doc一、阅读理解(共4题)1.The king was to pass by a beggar’s small poor house and the man was excited, not because he was about to see the king but because the king was known to part with expensive jewels and huge sums of money when moved by sympathy.He saw the king’s carriage just when a kind man was filling his begging bowl with uncooked rice. Pushing the man aside, he ran into the street, shouting praises of the king and the royal family.The carriage stopped and the king beckoned to the beggar.“Who are you?” he asked. “One of the most unfortunate of your people,” said the beggar. “Poverty sits on my doorstep and follows me about like a dog. I haven’t eaten since yesterday afternoon!” “Have you nothing for your king except great sorrow?” said the ruler, putting out hishand. “Give me something.” The beggar, astonished, carefully picked up 5 grains of rice from his bowl and laid them on the king’s outstretched palm. The king drove away. The beggar’s disappointment was great. He complained and cursed the king again and again for his miserliness.When he returned home in the evening he found a bag of rice on the floor. “Some generous soul has been here,” he thought and took out a handful of rice from the bag. To his astonishment, there was a small piece of gold in it. He realized then that the bag had been sent by the king. He emptied the rice on the floor, feeling sure there would be more gold pieces in it, and he was right. He found 5, one for each grain of rice he had given the king.“It is not the king who has been miserly,” thought the man, sadly. “If I had been generous and given him th e whole bowl of rice, I would have been a rich man today.”21. From the passage, we know that the king___________.A. was a kind man.B. was arrogant.C. was a miserly man.D. was very young.22. Why did the king ask the beggar for something according to the text?A. Because he was poor than the beggar.B. Because he wanted to make the beggar even poorer.C. Because he had nothing to eat.D. Because he wanted to give something to the beggar in return.23. The real reason why the beggar got only five gold pieces is that________.A. he complained and cursed the king again and againB. the king was only generous to rich peopleC. the king wanted to punish him severelyD. he himself was miserly2.You choose to be a winner!The Winners Club is a bank account specially designed for teenagers. It has been made to help you better manage your money. The Winners Club is a transaction account (交易账户)where you receive a keycard so you can get toyour money 24/7—that’s 24 hours a day, 7 days a week!It’s a club with impressive features for tee nagers:● No account keeping fees!You’re no millionaire so we don’t expect you to pay large fees. In fact, there are no account keeping or transaction fees!● Excellent interest rates!You want your money to grow. The Winners Club has a good rate of interest which gets even better if you make at least two deposits (存款) without taking them out in a month.● ConvenientTeenagers are busy — we get that. You may never need to come to a bank at all. With the Winners Club you can choose to use handy tellers and to bank from home using the phone and the Internet...You can have money directly deposited into your Winners Club account. This could be your pocket money or your pay from your part-time job!● Mega magazine includedAlong with your regular report, you will receive a FREE magazine full of good ideas to make even more of your money. There are also fantastic offers and competitions only for Winners Club members.The Winners Club is a great choice for teenagers. And it is so easy to join. Simply fill in an application form. You will have to get permission from your parent or guardian (so we can organize that cool keycard) but it is easy. We can’t wait to hear from you. It’s the best way to choose to be a winner!24. The Winners Club is a bank account aimed for ________.A. parents.B. teenagers.C. winners.D. adults.25. The Winners Club provides magazines which ________.A. encourage spending.B. are free to all teenagers.C. are full of adventure stories.D. help to make more of your money.26. If you want to be a member of the Club, you must ________.A. be an Internet user.B. be permitted by your parent.C. have a big sum of money.D. be in your twenties.27. What is the purpose of this text?A. To set up a club.B. To provide part-time jobs.C. To organize keycards.D. To introduce a new banking service.3.I had an experience once which taught me something about the ways people made a bad situation worse by blaming themselves. One January, I officiated (主持) at two funerals for two elderly women. Both died a natural death. At the first home, the son of the deceased (已故) woman said, “If only I had sent my mother to Florida and gotten her out of this cold and snow, she would be alive today. It’s my fault that she died.” At the second home, the son said, “If only I had not insisted her going to Florida, she would be alive today. That long airplane ride was more than she could take. It is my fault.”When things don’t turn out as we would like them to, we tend to assume that had we done things differently, the story would have had a happier ending. Any time there is a death, the survivors will feel guilty. Because the course of action they took turned out bad, they believe that the opposite course, for example, keeping mother at home, would have turned out better. After all, how could it have turned out any worse?There seem to be elements involved in our readiness to feel guilty. The first lies in our belief that the world makes sense—there is a reason foreverything that happens.The second is the thought that we are the cause of what happens, especially the bad things that happen. The roots of this feeling may lie in our childhood. A baby comes to think that the world exists to meet his needs, and that he makes everything happen in it. He wakes up in the morning and calls the rest of the world to its tasks. He cries, and someone comes to attend to him. When he is hungry, people feed him, and when he is wet, people change him. Very often, we do not completely abandon that childish thought that our wishes cause things to happen.28. What is true about the two deceased elderly women?A. They died from accidents.B. They both died of old age.C. They died due to lack of care by family members.D. They weren’t accustomed to the change in life.29. People feel guilty for the death of their loved ones because .A. they cannot find a better way to express their sorrowB. they don’t know that natural course of eventsC. they believe that it is their faultD. they don’t know things often turn out in the opposite direction30. T he underlined word “they” in Paragraph 2 probably refers to .A. the thingsB. the storiesC. the oppositesD. the survivors31. What is the main idea of this passage?A. Two sons blamed themselves for their mother’s death.B. Things don’t always go well as we expect.C. Two factors account for guilty sense.D. Baby’s wishes lead everything to happen.4.Everyone knows that eating too much junk food is not good to our health. Yet, what is it about junk food that is so completely irresistible(无可抗拒的)? For one thing, it’s everywhere. From chips in fast food restaurants to candy in supermarkets, junk food always seems available. Thankfully, science is now providing new clues to help us reduce snacking.Make friends with dainty(讲究的) eaters.Studies have found that people tend to increase or reduce the amount of food they eat depending on what their companions are taking in. See happy movies… and always get the smaller bag of popcorn(爆米花).According to some experts, people eat up to 29% more popcorn if they are watching a sad or serious movie, compared to when they are watching a comedy. Viewers consumed almost 200 calories more when snacking from a large bucket, as opposed to when given a medium-sized container.Eat breakfast.Nutritionists have gone back and forth(来来回回)about the question of how much to eat in the morning, but new studies suggest that consuming a good breakfast is a must. Surveys on long-term weight-loss show that two key factors in keeping weight down are eating breakfast and exercising.Divide your food and conquer overeating.Any kind of dividing your food into portions slows down your eating. Any kind of marker makes you aware of what you’re eating and of portion size. Researchers advise reallocating(再分配)snack foods into small plastic bags. It sounds simplistic, but it works.32. Why do people eat too much junk food though it is bad for our health?A. It’s delicious from chips to candy.B. It’s easily taken everywhere.C. Because it’s available here and there.D. It’s easily bought in fast fo od restaurants.33. Which of the following is TRUE according to the passage?A. People are likely to eat more food when staying with friends.B. Nutritionists have the same opinion about how much to eat in the morning.C. People prefer to snack from a large bucket.D. If people are watching a tragedy, they eat up to 29% more popcorn.34. What will he or she do if he or she wants to lose weight?A. To eat nothing in the morning.B. To eat breakfast and exercise.C. To get up early and to go to bed late.D. To snack from a medium-size bucket.35. What is the text mainly about the rule(s)?A. how to eat properly and healthily.B. how to make friends with dainty eaters.C. how much to eat in the morning.D. how to control overeating.二、未分类(共2题)1.Taking good notes is a time-saving skill that will help you to become a better student in several ways 36 . Second, your notes are excellent materials to refer to when you are studying for a test. Third, note-taking offers variety to your study time and helps you to hold your interest.You will want to take notes during classroom discussions and while reading a textbook or doing research for a report. 37 Whenever or however you take notes, keep in mind that note-taking is a selective process. 38 .The following methods may work best for you.● Read the text quickly to find the main facts and ideas in it.● Carefully read the text and watch for words that can show main points and supporting facts.● Write your notes in your own words.●39● Note any questions or ideas you may have about what was said or written.As you take notes, you may want to use your own shorthand(速记). When you do, be sure that you understand your symbols(符号) and that you use them all the time. 40A. Use words not complete sentences.B. There are three practical note-taking methods.C. You must write your notes on separate paper.D. Otherwise, you may not be able to read your notes later.E. You will also want to develop your own method for taking notes.F. That means you must first decide what is important enough to include in your notes.G. First, the simple act of writing something down makes it easier for you to understand and remember it.2. In this constantly changing world, how to put the knowledge 61 (gain) every day into 62 _ (real) has interested numerous people. As a proverb goes, “Knowledge is a treasure, but practiceis the key 63 it.” Apparently, this saying tries to deliver the message 64 we ought not 65 (stop) practicing it if we 66 (true) want to master the knowledge we learn.There are several reasons 67 (account) for this statement. To begin with, human beings are forgetful beings; therefore, only when we use knowledge, make 68 (mistake), and try to use it again will we be able to remember it by our heart. Moreover, knowledge has become growingly complicated and we can seldom grasp the essence of it if we do not practice it again and again.Practicing, to sum up, 69 (be) of the greatest importance for those who are determined to learn knowledge well. As a student, I hope that the young can focus more attention on practicing 70 they learn.三、完型填空(共1题)1.I had a lot on my mind as I picked up the pieces of what had once been my teddy bear on the snowiest day last year. Only twenty-four hours before, I had been 41 with it in our farmhouse. How quickly things 42 ! The house I had lived in disappeared. The fire had 43 all those things with my memories.I have never known my mother to be 44 . In fact, my whole family has always been 45 . But when picking up my ashen (灰白色的) clothing on this cold winter morning, she moved with emptiness. The 46 was soheavy to us.Days passed and the situation didn’t become 47 . After moving to the temporary house, my father told me dealing with this would cost 48 money. It brought about a wave of 49 and life became a struggle.“Hey, Tony,” a classmate came up to me at lunchtime with a box in her hands. 50 , all my classmates stood up. “Tony, we know what 51 a few days ago. This is not something you have to go through 52 . Alex, Phoebe and I started up the Shoebox Fund for you. Almost every student in our school 53 . We love you and we want you to have this. ” She 54 me with the box. I opened it to find piles of twenty-dollar bills and notes of love.My eyes were filled with 55 , and I had never been so moved. I had felt so lonely for the days after the fire that I became 56 , unwilling to communicate with others. But these people looked past the rudeness I had 57 them. They were my true friends and by sharing this 58 , they were my family.Yes, things are getting back to 59 . But what I learned from this journey of discovery will 60 with me forever.41. A. playing B. dealing C. equipping D. combining42. A. began B. worked C. changed D. increased43. A. put out B. taken away C. cut44. A. hopeless B. encouraged C. dissatisfied D. pleased45. A. friendly B. busy C. comfortable D. positive46. A. hurt B. hit C. burden D. duty47. A. easier B. better C. faster D. worse48. A. extra B. private C. huge D. pocket49. A. sadness B. nervousness C. peace D. thought50. A.Generally B. Finally C. Secretly D. Suddenly51. A. existed B. continued C. remained D. happened52. A. straight B. alone C. naturally D. socially53. A. believed B. accepted C. donated D. paid54. A. presented B. shared C. helped D. handed55. A. curiosity B. judgment C.56. A. patient B. disappointed C. silent D. confident57. A. shown B. offered C. returned D. labelled58. A. belief B. interest C. experience D. practice59. A. subject B. reality C. nature D. normal60. A. stay B. compare C. connect D. agree四、书面表达(共1题)1.据报道,在我国仍有很多山区的孩子因为家庭贫穷而上不起学。
2015-2016学年第一学期第二次调研考本试卷分第I卷(选择题)和第II卷(非选择题)两部分。
考试结束,将本试卷和答题卡一并交回。
满分150分,考试时间120分钟。
注意事项:1.答第I卷前,考生务必将自己的姓名、准考证号填写在本试卷和答题卡相应位置上。
2.选出每小题答案后,用铅笔把答题卡上对应题目的答案标号涂黑。
如需改动,用橡皮擦干净后,再选涂其他答案标号,不能答在本试卷上,否则无效。
3.答第II卷时,将答案写在答题卡上。
写在本试卷上无效.第I卷(选择题,共100分)第一部分听力(共两节,满分30分)做题时,先将答案标在试卷上。
录音内容结束后,你将有两分钟的时间将试卷上的答案转涂到答题卡上。
第一节(共5小题;每小题1.5分,满分7.5分)听下面5段对话。
每段对话后有一个小题,从题中所给的A、B、C三个选项中选出最佳选项,并标在试卷的相应位罝。
听完每段对话后,你都有10秒钟的时间来回答有关小题和阅读下一小题。
每段对话仅读一遍。
1. Where does this conversation probably take place?A. In a bookstore.B. In a classroom.C. In a library.2. At what time will the film begin?A. 7 : 20.B. 7 : 15.C. 7 : 00.3- What are the two speakers mainly talking about?A. Their friend Jane.B. A weekend trip.C. A radio programme.4. What will the woman probably do?A. Catch a train.B. See the man off.C. Co shopping.5. Why did the woman apologize?A. She made a late delivery.B. She went to the wrong place.C. She couldn't take the cake back.第二节(共15小题;每小题1.5分,满分22.5分)听下面5段对话。
资料概述与简介 2015-----2016年度第二学期高一语文月考试卷 (时间:120分钟总分:120分) 一、基础题(每小题3分,共24分) 1.下列划线字的注音全都正确的一项是() A.渚清(chǔ)霜鬓(bìn)? 惘然(wǎnɡ) 迁谪(zhé) B.潦倒(liáo)? 琴弦(xuán)? 石栈(jiàn)? 钿头(diàn) C.猿猱(róu)? 崔嵬(wéi) 吮血(shǔn)? 贾人(ɡǔ) D.锦瑟(sè) 猿啸(xiào)? 咨嗟(jiē)? 裂帛(bó) 2、下列句中划横线的字,解释有误的一项是(?)? A.以手抚膺坐长叹(坐下)? B.画图省识春风面?(曾经) C.却坐促弦弦转急?(退回)? D.他生未卜此生休(预料) 3、下列句子翻译有误的一句是()? A、嗟尔远道之人胡为乎来哉———唉,你这远方的人为什么到这里来呢?? B、所守或匪亲,化为狼与豺———守关的将领有的不是(自己的)亲信,因此变成叛乱者。
C、庄生晓梦迷蝴蝶,望帝春心托杜鹃———像庄周梦蝴蝶一样,我曾沉迷在美好的境界中,我只能像望帝那样,把爱心托给杜鹃。
D、万里悲秋常作客,百年多病独登台———在这令人悲伤的秋天,我常常离家万里,抱着晚年多病的身体独自登上高台。
4、下列划横线词的解释不正确的一项是() A.连峰去天不盈尺? 去:距离 ? 一去紫台连朔漠去:离开 B.砯崖转石万壑雷 ?转:使石滚动 ? 无边落木萧萧下落木:指秋天飘落的树叶 C.因为长句,歌以赠之?长句:指七言诗? ? 老大嫁作商人妇? 老大:大姐 D.可以横绝峨眉巅飞越 5、下列各项中划线词的意思与现代汉语相同的一项是(?) A.明年秋,送客湓浦口 B.暮去朝来颜色故 C.艰难苦恨繁霜鬓 D.然后天梯石栈相钩连 6、下列各句中划线的成语,使用不恰当的一项是()? A.这年头?人们已经很少通过纸笔鸿雁传书了,取而代之的是更为方便的QQ、Email、视频聊天等电子方式。
第I卷 第一部分: 阅读理解(共两节,满分40分) 第一节: (共15小题:每小题2分,满分30分) 阅读下列短文,从每题所给的四个选项(A.B.C和D)中,选出最佳选项。 A Doctor and Robber One night about nine o'clock, Dr. Eyck, a surgeon (外科医生), had a phone call from Dr. Haydon at the hospital in Clens Falls. The surgeon was asked to go there at once to operate on a very sick boy who shot himself while playing with a gun. The doctor was soon on his way to Clens Falls. It was 60 miles away. And it was snowing heavily in the city. The surgeon thought he could get there before 12 o'clock.A few minutes later, the doctor was stopped by a man in an old black coat. Gun in hand, the man ordered the doctor to get out. Then the man drove the car down the road, leaving the doctor in the falling snow. It was after two o'clock in the morning when the doctor arrived at the hospital in Clens Falls.Dr. Haydon told him that the boy had died an hour before.The two doctors walked by the door of the hospital waiting room. There sat the man in the old black coat with his head in his hands. "MR. Cunningham," said Dr. Haydon to the man, "This is Dr. Eyck. He is the surgeon who came all the way from Albany to save your boy." 1. Dr. Haydon asked Dr. Eyck to come to Clens Falls because________. A. the boy wounded by a shot was Dr. Eyck' patient B. the boy needed his help C. Dr. Haydon was not a surgeon D. Dr. Eyck was his assistant 2. The surgeon was late because________. A. he was stopped by a beggar B. the weather was rather terrible C. Clens Falls was far away from Albany D. His car was taken away 3. Choose the right order of the events given in the story. a. Dr. Eyck was asked to come to the hospital in Clens Falls. b. Dr. Eyck arrived at the hospital. c. The boy shot himself. d. The boy died. e. The man in an old coat reached the hospital. f. Dr. Eyck was robbed (抢劫) of his car. A. c, e, f, a, b, d B. a, c, f, d, b, e C. c, a, f, e, d, b D. a, c, f, e, d, b 4. The boy died because________. A. he was too far away from hospital B. Dr. Haydon didn't do anything to save him C. Dr. Eyck was not able to arrive at the hospital in time D. something was wrong with Dr. Eyck's car 5. Who should be responsible for (对……负责) the boy's death A. The boy's father. B. The hospital. C. Dr. Eyck. D. Dr. Haydon. 【答案】 1.B 2.D 3.C 4.C 5.A 【解析】 试题分析:本文讲述外科医生博士艾克接到一个一个电话要求去那里一次,给一个重病的男孩做手术。但他没有及时赶到,孩子去世了,告诉我们造化弄人,做人要做善事。 1.B考查细节理解题。根据第一段The surgeon was asked to go there at once to operate on a very sick boy医生被 要求去那,给一个患病的孩子做手术,故选B项。 2.D考查推理题。根据第三段the man ordered the doctor to get out.可知那个人抢走了医生的车,他一路走过去才迟到的,故选D项。
考点 :故事类阅读。 B
Skin - diving(潜泳) is a new sport today. This sport takes you into a wonderful new world. It is like a visit to the moon. When you are under water, it is easy for you to climb big rocks because you are no longer heavy .Here, under water, everything is blue and green. During the day, there is plenty of light. When fish swim nearby, you can catch them with your hands.When you have tanks (罐) of air on your back, you can stay in deep water for a long time. But you must be careful when you dive in deep water. To catch fish is one of the most interesting parts of this sport. Besides, there are more uses for skin - diving. You can clean ships without taking them out of water. You can get many things from the deep sea. Now you see that skin -diving is both useful and interesting. 6. Skin- diving is a new sport. It can take you to________. A. the moon B. a new world of land C. the mountains D. deep water 7. In deep water________. A. there is plenty of light B. there is no light at all C. you can find a lot of blue fish D. everything looks blue and green 8. You can climb big rocks under water easily because________. A. you are very heavy B. you are as heavy as on the land C. you are not as heavy as on the land D. you have no weight at all 9. With tanks of air on your back, you can________. A. catch fish very easily B. stay under water for a long time C. climb big rocks D. have more fun 【答案】 6.D 7.D 8.C 9.B 【解析】
8.C细节理解题。根据When you are under water, it is easy for you to climb big rocks , because you are no longer heavy .得知你很轻易爬上大石头,因为你不再是沉重的。比陆地上要轻,故选C项。 9.B细节理解题.根据When you have tanks (箱) of air on your back, you can stay in keep water for a long time.可知当你的背上背着氧气瓶,你可以在水里呆很长一段时间,故选B项。 考点 :日常生活类阅读。 C Miang My name is Miang,I come from Thailand. I would like to tell you about my favorite holiday,which is Chinese Spring Festival,taking place in January or February every year. My family is Chinese,and we celebrate this day all together,too. My aunt prepares some traditional Chinese dishes,such as duck ,chicken,fish,pork and so on. We will have a get-together to enjoy all these delicious food,especially a kind of food—“dumplings”. Janine My favorite holiday is Christmas. On Christmas,we dance,play music and sing. We have great fun on that day. We eat Christmas sweets and many special foods. We decorate our house