Unitfive英语2在线答案

1、unit five1.theory is valuable _ it can provide a direction for practice.a in that b in case c though d so that 正确答案:a2.what are you going to _ the problem?a pick up b rely on c turn off d do with 正确答案:d3._ you say so, i suppose it is true.a unless b since c until d so 正确答案:b4.theres nothing like a t

2、errible toothache to make me feel so _.a mysterious b satisfied c essential d miserable 正确答案:d5.- how many monkeys are there in the zoo? - _.a no one b none c nothing d no 正确答案:b6.the police _ that kims son was a thief.a researched b searched c discovered d ensured 正确答案:c7.he was lying on the grass,

3、 his hand _ under his head.a crossed b crossing c being crossed d cross 正确答案:a8.in high season we received over 200 calls a day _.a at all b in short c on average d for ever 正确答案:c9.he asked me if i could answer _ of the two questions.a neither b all c none d either 正确答案:d10.the poor little boy has

4、a very strong _ for knowledge.a support b desire c interest d order 正确答案:b11.linda asked tom to go to the party with her, but he said he _.a wouldnt b didnt c doesnt d hadnt 正确答案:a12.the plan failed to have a / an _ on the present situation.a decision b guess c effect d evidence 正确答案:c13.we object _

5、 punishing a whole group for one persons fault.a on b about c for d to 正确答案:d14.he was often laughed at for dreaming of making a _.a wealth b fortune c money d point 正确答案:b15.mary sold most of her belongs. she has scarcely _ left in the house.a nothing b something c anything d everything 正确答案:a16.-

6、do you mind if i open the window? - _. i feel a bit cold.a of course not. b id rather you didnt. c go ahead. d why not? 正确答案:b17.- _- not really. winter is too cold and summer is too hot.a do you like the weather here? b do you get much rain in summer? c how is the weather today? d how cold is it? 正

7、确答案:a18.- its a beautiful day, isnt it? - _a i think it will clear up. b yes, it looks lovely! c you are welcome. d thanks a lot! 正确答案:b19.- _, reading a book or playing computer games? - i like playing computer games better.a what do you do? b what are you doing? c how do you like better? d which a

8、ttracts you more? 正确答案:d20.- do you think jane will like these red roses?- i dont mean to upset (使不安) you. but _.a she cares for red roses b neither appeals to her c she favors white lilies d they are beautiful 正确答案:c完型填空 21.climate change is one of the most fundamental challenges ever to confront h

9、umanity. its impacts are already showing and will intensify over time _1_ left unchecked. there is overwhelming scientific evidence, _2_ shown in the fourth assessment report (第四次评估报告的综合报告) of the intergovernmental panel on climate change (ipcc) (政府间气候变化专门委员会), that climate change will threaten _3_

10、growth and long-term prosperity, as well as the very survival of the most vulnerable populations. ipcc projections indicate that if emissions continue to rise at their current _4_ and are allowed to double from their pre-industrial level, the world will face an average temperature _5_ of around 3 th

11、is century. serious impacts are associated _6_ this scenario (情景), including sea-level rise, shifts in growing seasons, and an _7_ frequency and intensity of extreme weather events such as storms, floods and droughts. the united nations climate change conference in copenhagen in december in 2009 off

12、ers a _8_ opportunity to step up international action on climate change. a copenhagen deal is _9_ the global transition into green economic growth, and, most urgently, to help the world, especially the most vulnerable, to adapt to impacts _10_ are now inevitable. 1.a. if b. whether c. when d. which

13、2.a. because b. as c. while d. when 3.a. economics b. economical c. economy d. economic 4.a. speed b. rate c. pace d. rhythm 5.a. rising b. rise c. raise d. raising 6.a. with b. to c. from d. in 7.a. being increased b. increased c. increase d. increasing 8.a. history b. historical c. historic d. his

14、torically 9.a. necessary b. inevitable c. essential to d. basic 10.a. that b. of which c. who d. what 正确答案:1-a, 2-b, 3-d, 4-c, 5-b, 6-a, 7-d, 8-b, 9-c, 10-a 阅读理解 22.i teach economics at harvard (哈佛大学) three times per week. last monday, at the beginning of class, i cheerfully asked my students how th

15、eir weekend had been. one young man said that his weekend had not been so good. he had his wisdom teeth (智齿) removed. the young man then asked me why i always seemed to be so cheerful. his question reminded me of something id read somewhere before: “every morning when you get up, you have a choice a

16、bout how you want to approach life that day,” i said. “i choose to be cheerful.”“let me give you an example,” i continued. “in addition to teaching here, i also teach out at the community college, 17 miles down the freeway from where i live. a few weeks ago i drove 17 miles to that college. i left t

17、he freeway and turned onto college drive. i only had to drive another quarter mile down the road to the college. but just then my car died. i tried to start it again, but the engine wouldnt turn over. so i put my flashers (闪光灯) on, grabbed my books, and ran to the college.”“as soon as i got there i

18、arranged for a tow truck (拖车) to meet me at my car after class. the secretary in the office asked me what has happened. this is my lucky day, i replied, smiling.”“your car breaks down and today is your lucky day?” she was puzzled. “what do you mean?” “i live 17 miles from here,” i replied. “my car c

19、ould have broken down anywhere along the freeway. it didnt. instead, it broke down in the perfect place: off the freeway, within walking distance of here. im still able to teach my class, and ive been able to arrange for the tow truck to meet me after class. if my car was meant to break down today,

20、it couldnt have been arranged in a more convenient way.”“the secretarys eyes opened wide, and then she smiled. i smiled back and headed for class.”i scanned the sixty faces in my economics class. despite the early hour, no one seemed to be asleep. somehow, my story had touched them. or maybe it wasn

21、t the story at all. in fact, it had all started with a students observation that i was cheerful. 1. why did the young man in the class feel sad on his weekend? a. because he was ill in bed all day long. b. because his car broke down on the way to hospital. c. because he had his wisdom teeth pulled out. d. because he had an accident on the way. 2. which of the following is not mentioned as the reason why th