1、Unit 3Back to the pastSection Grammar练习单项选择1The health problems as well as the destruction of the environment_all that well discuss in the meeting.Aare BisCwere Dwas2_of the land in that district_covered with trees and grass.ATwofifth；is BTwofifth；areCTwofifths；is DTwofifths；are3Ten minutes_a long t
2、ime for one who waits.Aseem BseemsCseemed Dare seemed4Eric is the only one of the boys who_a driving license.Ahas BhaveCis having Dare having5Joy and sorrow_nextdoor neighbours.Ais BareCwere Dbe6In my opinion，some of the news_unbelievable.Aare BisChas been Dhave been7When_the United Nations founded?
3、Ais BareCwas Dwere8Every possible means_so far.Ahas tried Bhas been triedCwas tried Dwere tried9There_a dictionary and several books on the desk.Aare BmustChave been Dis10Nobody_seen the film.Its a pity.Abut Tom and Jack haveBexcept Tom and Jack haveCbut my friends hasDbut I have11No teacher and no
4、student_.Aare admitted Bis admittedCare admitting Dis admitting12_of my brothers are reportersCovering events，meetings，or sports meetings_their duty.AEach；are BBoth；isCNeither；are DNone；is13Are the two answers correct?No，_correct.Ano one is Bboth are notCneither is Deither is not14What we need most
5、now_fresh water and food.Ais BwasChas been Dwill be15At present，one of the arguments in favor of the new airport_that it will bring a lot of jobs to the area.Ais BareCwill be Dwas16They got the work_before the rainy season set in.Ato do BdoneCdoing Ddid17With so many people_us，we are sure to finish
6、it on time.Ahelped BhelpCto help Dbeing helped18The teacher tries his best to make his class_.Ainterested BinterestCinteresting Dinterests19He jumped up when he felt something_near his feet.Ato move BmoveCmoving Dmoved20Michael put up a picture of Yao Ming beside the bed to keep himself _ of his own
7、 dreams.Areminding Bto remindCreminded Dremind21Will you read me a story，Mummy?OK.You _ have one if you go to bed as soon as possible.Amight BmustCcould Dshall22Passengers are permitted _ only one piece of hand luggage onto the plane.Ato carry BcarryingCto be carried Dbeing carried23Even the best wr
8、iters sometimes find themselves _ for words.Alose BlostCto lose Dhaving lost24I looked up and noticed a snake_its way up the tree to catch its breakfast.Ato wind BwindCwinding Dwound25Before driving into the city，you are required to get your car_.Awashed BwashCwashing Dto wash26All the scientific ev
9、idence _ that increasing use of chemicals in farming _ damaging our health.Ashow；are Bshows；areCshow；is Dshows；is27Larry asks Bill and Peter to go on a picnic with him，but_of them wants to，because they have work to do.Aeither BanyCneither Dnone28 John，when shall we meet again，Thursday or Friday? _.I
10、ll be off to London then.AEither BNeitherCBoth DNone参考答案. 1. 提示：句意：健康问题还有环境的破坏问题都是我们在会议上将要讨论的。主语后接as well as结构时，谓语形式不受其影响。因主语为problems，且时态提示词为well，故A项为正确答案。答案：A 2. 提示：名词前有分数、百分数修饰时，谓语动词单复数由名词决定，此处名词为land，为不可数名词，故选C项。答案：C 3. 提示：表示时间、重量、距离、金钱等的名词作主语时，谓语动词用单数。答案：B 4. 提示：who引导定语从句，先行词the boys前有the only修
11、饰，故谓语用单数，且have表示拥有、具有，无进行时。答案：A 5. 提示：此句中and连接两个主语，故谓语用复数。答案：B 6. 提示：名词前有some of时，谓语动词单复数由名词决定，news为不可数名词，故选B项。答案：B 7. 提示：the United Nations为一个机构名称，作主语时谓语动词用单数。答案：C 8. 提示：means前有every修饰，此处means为“方法”的单数，故谓语应为单数，且为被动语态。由so far知应用完成时。答案：B 9. 提示：there be结构中有多个并列主语时，谓语动词按就近原则。答案：D 10. 提示：本句的主语为Nobody，故谓语
12、用单数形式。答案：C 11. 提示：and连接的两个单数名词前分别有no时，谓语动词用单数。答案：B 12. 提示：根据后文中their duty可知此处应为“两者都”，故选B项。Covering.为动名词作主语，谓语用单数形式。答案：B 13. 提示：根据上下文，此处为两者，且为否定，故选C项。答案：C 14. 提示：主语为从句时，谓语动词一般用单数形式，题干中又有提示词now，故答案为A项。答案：A 15. 提示：句意：目前，人们赞成建一座新机场的理由之一是它将给这个地区带来很多的就业机会。由关键词At present和one of可确定选B项。答案：B16. 提示：work与do之间存在
13、被动关系，故用过去分词作宾补，B项符合题意。答案：B 17. 提示：句意：有这么多人帮忙，我们一定能按时完成。在本句中，不定式作宾补表将来。答案：C 18. 提示：句意：老师尽力使自己的课生动有趣。interesting作宾补，表示“令人感兴趣的”。答案：C 19. 提示：句意：当他感觉有东西朝他脚边移动时，他跳了起来。表示“感觉某物正在做某事”用现在分词作宾补。答案：C 20. 提示：考查非谓语动词。句意：迈克尔在床边挂了一张姚明的照片以提醒他自己的梦想是什么。分析句子结构可知，所填部分在句中作宾语补足语，且remind 与himself 之间是动宾关系，所以用过去分词作宾语补足语。故选C项
14、。答案：C 21. 提示：考查情态动词。shall用于二、三人称肯定句中，表示说话人的允诺、威胁、命令、警告等语气。此处表示允诺，意为如果你尽快上床睡觉我就给你读一个故事。答案：D 22. 提示：考查非谓语动词。动词permit的含义是“允许”，其被动结构后接动词不定式，即be permitted to do sth.（被允许做某事），由此排除B项和D项；由Passengers和carry之间存在主动关系，可排除表示被动的C项。句意：乘客只被允许携带一件手提行李登机。故选A项。答案：A 23. 提示：考查非谓语动词。句意：即使最好的作家有时候也觉得自己无法用言语表达。lost为过去分词，相当于
15、形容词作宾补，意为“丧失的；迷惑的”。故选B项。答案：B 24. 提示：考查非谓语动词。句意：我抬起头来，注意到一条蛇正盘旋着往树上爬，去捕捉它的早餐。snake和wind之间为主动关系，注意到蛇在往树上爬，表示动作正在进行。故选C项。答案：C 25. 提示：考查非谓语动词。car和wash为被动关系，故选用过去分词washed作补语。句意：在你开车驶入这所城市前，你应该先洗车。答案：A 26. 提示：考查主谓一致。第一个空的主语为不可数名词evidence，故其谓语动词要用单数shows；第二个空的主语为use，谓语动词也要用单数形式。句意：所有的科学证据都表明农业中对化学品日益增长的使用正
16、损害我们的身体健康。故D项正确。答案：D 27. 提示：考查代词。either和neither用于两者，any和none用于三者或三者以上，根据Bill and Peter可知应排除B、D两项；句中but表示转折，所以应选否定意义的C项，此处表示“但是他们（两人）没有想去的”。答案：C 28. 提示：考查代词。第一句对Thursday和Friday进行了选择，而第二句中 “Ill be off to London then.”，清楚地表明了上面说的那两天都不会去，所以表示两者都不，故用neither。either用于两者之中任何一个都行；both “两者都”；none 表示三者及三者以上都不。句意：约翰，什么时候我们再见面，周四还是周五？那两天都不行。在那期间我要到伦敦去。答案：B
