2021-2022学年四川省广元市国营广明无线电厂子弟中学高二英语期末试题含解析

1、2021-2022学年四川省广元市国营广明无线电厂子弟中学高二英语期末试题含解析一、 选择题1. _experience it is ! Ill never forget the days I spent in the forest . A .What an exciting B What an excited Cat excited 参考答案：A2. Why does the lake smell so terrible.Became large quantities of water .A. have polluted B. is being C. has been polluted D.

2、 have been polluted参考答案：D略3. Even if she is _ the proposal now, we cant rely on her support; she is the kind of person who blows hot and cold.A. in honour of B. in face of C. in need ofD. in favour of参考答案：D4. Warm-blooded animals live an active life even in freezing winter, which helps them to _thei

3、r normal body temperature.A. keep upB. build upC. bring upD. pick up参考答案：A5. He will come to understand your efforts sooner or later. Its just a(n) _of time.A. string B. analysis C. matter D. means参考答案：C6. _ I agree with your proposals, but there are a few small points Id like to discuss. A. Extreme

4、ly B. Especially C. Absolutely D. Basically参考答案：D略7. What do you think of the suggestion _ he offered us _ we go to New York for our holiday?A. what; thatB. which; thatC. which; whatD. what; what 参考答案：B8. Helen has_ 16-year-old son named Jerry who has _ gift for singing and hosting in parties. A. a;

5、 the B. a; a C. the; a D. the; the参考答案：B9. The couple looked at the score their son had got in the exam, _. A. disappointed B. disappointingC. disappointedly D. disappointingly参考答案：A 10. I wouldnt speak to him, _ trust him and lend him some money.A. leave aloneB. let aloneC. stand aloneD. go alone参考

6、答案：B11. Would you slow down a bit, please? I cant _ you.A. keep up with B. put up withC. make sure D. hold on 参考答案：A12. Is there any possibility youll be back by the weekend and attend the party?No protlem.A. when B. that C. whether D. what参考答案：B略13. We thought that the young plants died because the

7、y _ water, but after a research, we found that the plants died for _ mineral nutrients. A. lacked; lack of B. lacked of; lacking in C. were lacking; lack of D. lacked; lacking in 参考答案：A14. This is _you are mistaken.A. what B. which C. where D. that参考答案：C15. If they _ earlier than expected, they _ he

8、re now.A. had started, would be B. started, might beC. had started, would have been D. will start, might have been参考答案：A16. We should do all we can the children who lost the chance to go to school. A. help B. to help C. helping D. to be helping参考答案：B略17. He _to Shanghai, for I saw him a moment ago.A

9、 .must have gone B. cant have gone C. mustnt have gone D. cant have been参考答案：B18. Mycousindoesntknowwhatto_attheuniversity;hecantmakeuphismindabouthisfuture. A.takeon B.takeaway C.takeup D.takeafter参考答案：C略二、 单词拼写51.Their family home and _(财产) were destroyed in the fire.52. He slowed the bleeding by

10、_(运用) pressure to the wounds until help arrived.53.People had stopped his bleeding before he received the _(治疗) sent by the hospital.54.The villagers were saved in the earthquake thanks to the proper _(预测).55. I am more than _(快乐的) to tell you that we are going to have a baby.56.It was _(典型的)of him

11、to be so rude.57.There is no doubt that online education gives students more _ (灵活性).58.You are supposed to dress_ (适当地)to attend a meeting.59.She felt lucky to work as a/an _ (助手) for the Prime Minister.60.She desperately wanted to win her fathers_ (赞成、许可).参考答案：51.possessions 52.applying 53.treatme

12、nt 54.prediction55.delighted56.typical57.flexibility58.appropriately59.assistant60.approval试题分析：根据句意，用括号所给的词的正确形式补充完整。57.flexibility 句意：给学生更多的灵活性。可知用名词形式，故填flexibility。58.appropriately 副词修饰动词，故填appropriately。59.assistant 句意：为首相做助手她感到很幸运。故填assistant。60.approval 句意：她非常想赢得她父亲的赞成。用名词形式，故填approval。【知识拓展】

13、1.inpossessionof/takepossessionof用法和意义上有何区别？意思都是一样的。但用法不同。Inpossessionof是介词短语；而takepossessionof是动词短语，能够直接用作句子的谓语动词。Inpossessionof要用作谓语的话，需要和be动词连用。Iaminpossessionofthebeautifulcar.或者Itakepossessionofthebeautifulcar.2. in the possession of被（为了）占有（所用）；in possession of拥有；have possession of已拥有三、 阅读理解20.

14、 Two thirds of cancers are unavoidable even if you live a healthy life, a study has shown.Scientists in the US found cancers are caused by random mistakes in the genetic code that occur when cells divide. The findings challenge the widespread view that cancer mutations are generally inherited or cau

15、sed by environmental factors.Lead scientist Dr. Cristian Tomasetti, from Johns Hopkins Kimmel Cancer Center in the US, said, “It is well-known that we must avoid environmental factors such as smoking to decrease our risk of getting cancer. But it is not as well-known that each time a normal cell div

16、ides and copies its DNA to produce two new cells, it makes various mistakes.”The research, published in the journal Science, indicates that almost two-thirds of cancer-causing mutations are due to DNA copying errors. Overall, 66% of cancer mutations resulted from copying errors, 29% from lifestyle o

17、r environmental factors, and just 5% from inherited faulty genes. The discovery helps explains why cancer often strikes people who follow all the rules of healthy living and have no family history of the disease. Cancers caused by copying errors could occur no matter how perfect the environment is.P

18、rofessor Mel Greaves, director of the Centre for Evolution and Cancer at the Institute of Cancer Research in London, said, “Even if, as this study suggests, most individual cancer mutations are due to random chance, the researchers admit that the cancers they cause may still be preventable.”“We have

19、 good evidence to show that cancer is caused by a complex mix of environmental exposures, inherited risk, and random chance. And while the genes we inherit from our parents are unchanged and many chance events are unavoidable, fortunately for us, exposures are major contributors to our risk of cance

20、r and offer a route to risk reduction or prevention.”28. What mainly causes cancers in the original belief?A. Cancers are caused by random mistakes in the genetic code.B. Cancers are usually caused by inheritance or environmental factors.C. Cancers are usually caused by poisonous food.D. It is undis

21、covered how cancers occur.29. Which of the following is consistent with the passage?A. Most people know that when a normal cell divides, it makes many errors.B. As long as the environment is beneficial, people neednt be concerned about cancers.C. People with a healthy lifestyle wont get cancers.D. D

22、NA copying errors are chiefly to blame for cancer mutations.30. From Greavess words, which of the following is acceptable?A. The cancers caused by copying errors may be avoidable.B. We need change the genes that we inherit form our parents.C. Cancers are caused by some single factor.D. We have to accept the fact that cancers will be incurable.31. Which section may the text belong to in a newspaper?A. Environment. B. Humanities. C. Discovery D. Technology.参考答案：28. B 29. D 30. A 31. C【分析】本文是一篇科普类短文阅读。研究表明，即使生活方式健