大学英语课后练习答案与部分课文译

1、读书破万卷下笔如有神大学英语(1)课后练习答案与部分课文译文课后练习参考答案：Unit 1现在时1、 I'm afraid I can't finish the work to help me.A. unless you will come B. unless you come C. until you will come D. until you shall come 正确答案：B答案讲解：在时间、条件状语从句中，往往用一般现在时来表示将来的动作，故可以排除A、C和D。根据题意，选择“除非你来帮我，否则我恐怕完不成工作”更合情理，所以答案为B2、We can go when

2、the ground.A. is drying B. has dried C. dried D. dry 正确答案：B也可用现在完成时表示将来B,意为“当地面干了以答案讲解：有时为了明确在时间上分句动作的完成先于主句的动作, 某一时刻前完成的动作，但不能用将来完成时的形式。因此，答案为 后，我们就可以走了。 ”3、Come and sit down by the fire. Your hand.A. feel so coldly B. is feeling so cold C. feels so cold D. is felt so cold 正确答案：C答案讲解：主语 your hand是单

3、数形式，谓语动词也应选择单数形式，故可以排除A。表示主语具有的特征、状态时应用一般现在时，故又可以排除Bo表示某物给人以某种感觉时应用主动语态，所以选C,意为“过来坐在火边，你的手很凉”4、Various programs on TV . World news best received.A. will show, are B. are shown, is C. are showing, is D. have shown, are 正确答案：B答案讲解：第一句话的主语various programs 是复数，故应选择复数的谓语动词，而第二句话的主语world news是单数，要对应单数的谓语动

4、词，这样便可以排除A和D。节目应该是被播出，所以应该选择被动语态，故答案为B,意为“电视上播出各种节目，世界新闻最受欢迎”c5、 I can't find my dictionary.I wonder whether Mary it now.A. have B. has C. is having D. had正确答案：B 答案讲解：有些动词不能构成进行时，主要有以下几种。(1 )表示“存在”的动词： be, consist , exist 等。(2)表示“所有”的动词:(3)表示“知觉”的动词:(4)表示“认识”的动词:(5)表示“感情”的动词:belong , have , keep

5、, own , possess 等。 feel, hear, small , see, understand 等。 believe , find , know 等。hate , like , love 等。因此，答案为B,意为“我找不到我的字典了，我想知道是否玛丽拿了”6、I'm sorry to have kept you waiting.Oh, not at all. I here only a few minutes.A. have been B. had been C. was D. will正确答案：A答案讲解：时间状语only a few minutes表示“我在这儿等了一

6、段时间了”，这个动作从过去发生一直延续到现在，应用现在完成时，所以答案为A,意为“一一对不起让你久等了。一一噢，没关系，我刚来几 分钟读书破万卷下笔如有神7、Do I have to take this medicine? It so terrible.A. tastes B. is tasting C. is tasted D. has tasted正确答案：A答案讲解：谓语动词taste表示主语it具有的特征、状态，应用一般现在时，故可以排除B和D。 表示某物尝起来怎么样应用主动语态，所以选 A,意为“我必须吃这药吗？尝着太苦了”。8 When I was a child, my teac

7、her told me that the earth round.A. was B. had been C. has been D. is正确答案：D答案讲解：动词表示普遍事实和客观真理时，应用一般现在时。“地球是圆的”是一个客观事实，所以不管主句是什么时态， 谓语动词应为一般现在时， 即D为正确答案，意为“当我小的时候， 我的老师告诉我地球是圆的”。9、There is too much snow these days, isn't there?Yes, it for a few days.A. was snowing B. has been snowing C. had been

8、snowing D. snowed正确答案：B答案讲解：时间状语 for a few days 表示“雪已经下了好几天了” ，根据上下文可知最近一直在 下雪。“下雪”这个动作从过去开始，一直延续到现在，强调动作的继续性质，所以应用现在完成进行时，即答案为B,意为“最近几天一直在下雪，不是吗？是啊，已经下了好几天了” 。10、Can I join your club, Dad?Yes, you can when you a bit older .A. get B. will get C. are getting D. will have got正确答案：A答案讲解：在时间、条件状语从句中，常用一

9、般现在时表示将来的动作，所以在本句中when引导的从句应用一般现在时，即选A,意为“爸爸，我可以加入你们的俱乐部吗？当你长大一些就可以啊”。11、Our team every match so far this year , but we still have three more gamestoplay.A. was winning B. has won C. had won D. wins正确答案：B答案讲解：时间状语 so far this year表示现在刚完成的动作，强调过去所发生的动作对现在的 影响，所以应用现在完成时，即选 B,意为“今年到目前为止，我们已经打赢了每场比赛，但是

10、我们还有三场比赛要打”。12、It is Friday today. My parents and I New York on Saturday.A. are flying to B. shall be fly for C. have flown to D. will be flying for 正确答案：A答案讲解：表示按计划、安排和打算，不久将要发生的动作，可以用现在进行时代替一般将来时，所以答案应为 A,意为“今天是星期五，我和父母打算周六飞到纽约”。13、 If it tomorrow, we'll go swimming.A. doesn't rain B. isn&

11、#39;t raining C. don't rain D. isn't to rain正确答案：A答案讲解：在时间、条件状语从句中，常用一般现在时表示将来的动作，所以本题应选A,意为“如果明天不下雨，我们就去游泳”。14、When he all the goods , he'll, of course, go home.A. will sell B. has sold C. sells D. will have sold B 正确答案： 读书破万卷下笔如有神答案讲解：在时间和条件状语从句中，可用现在完成时代替将来完成时，所以本题应选B,意为“当他卖完了所有的货物，他当

12、然会回家”。15 Don't talk so loudly. Your father.A. sleeps B. is sleeping C. slept D. has slept 正确答案：B 答案讲解：根据上下文，可知“父亲此时正在睡觉，所以不要大声说话”，所以应选择现在进行时，即答案为BoUnit 2 过去时1、He the Communist Party 2002.A. has joined, in B. has joined, since C. joined, on D. joined, in 正确答案：D答案讲解：本句意为“他在 20XX年加入了共产党”，这是对过去发生的事件

13、的陈述，应该用一 般过去时，所以答案为D。本句不能选择完成时态，因为动词 join不能表示动作的持续性，所以也就不能和since引导的时间状语连用。2、Kate said that.A. she had finished writing the composition the night before B. she had finished writing the composition last dayC. I finished writing the composition on the last nightD. she finished writing the composition b

14、efore the night 正确答案：A 答案讲解：从句动词finished所表示的动作发生在主句动词said之前，所以从句应用过去完成时。时间状语last day是一般过去时的标志性短语，所以不能选 B。正确答案为 A,意思是“凯 特说她昨晚就完成作文了”。3、My classmate a lot of good deeds for others.A. has been doneB. did C. was doingD. had done 正确答案：B 答案讲解：本句是对过去发生的事件的陈述，意思是“我的同学为他人做了很多好事”，所以应该用一般过去时，即选 Bo4、Jack in the

15、 street when I on him.A. walked called B. was walking was calling C. walked was calling D. was walking called 正确答案：D 答案讲解：本句的意思是“我拜访杰克时，他正在街上走”，表示当一个动作发生时，另外一个动作正在进行，所以应该选择过去进行时和一般过去时，即答案为D。5、Did you enjoy last night's concert?Yes. Though the last piece rather poorly.A. was played B. played C. w

16、as playing D. playing正确答案：A答案讲解：本句的意思是“一一你喜欢昨晚的音乐会吗？一一是的，虽然最后一曲不怎么样”。分析句子结构，主语为 the last piece ,可知此处应该选择被动语态，而这件事情发生在昨晚， 所以应用一般过去时，即答案为Ao6、David himself while he the machine.A. hurted was fixing B. hurts is fixing C. hurt fixed D. hurt was fixingD正确答案：读书破万卷下笔如有神答案讲解：本句的意思是“大卫修机器的时候，弄伤了自己” ，表示当一个动作正在

17、进行时，另 外一个动作突然发生，所以应该选择过去进行时和一般过去时。动词hurt的过去时形式是 hurt ,所以答案为D。7、 It whether he will go on with his study at the university.A. hasn't been decided B. isn't decided C. hasn't decided D. doesn't decide正确答案：A答案讲解：it在句中作形式主语，代替whether引导的从句，指的是“他能否上大学”这件事情。某一 “事件”作主语时应该选择被动语态，故可以排除C和Do本句的意思

18、是“这件事情还没有决定”，强调的是目前的情况，所以要用现在完成时，所以答案为A,意思是“他能否上大学这事儿还没定下来”。8、He said that he to the United States.A. had never been B. had never gone C. was never D. has never been 正确答案：A答案讲解：have been to a place的意思是说话时已经去过某地，现在已经回来了； have gone toa place的意思是说话时已经去某地了，现在还没有回来。本句的主句是一般过去时，所以从句应该选择过去完成时，即答案为A,意为“他说他从

19、没去过美国”。9、This time last year I my holiday in the countryside.A. have B. was having C. am having D. have had正确答案：B答案讲解：根据时间状语this time last year（去年的这个时候），我们可知本句的动词应用过去进行时，所以答案为B,意为“去年的这个时候，我正在乡下度假”。10、Where is Mary?She to school.A. will go B. has been C. has gone D. went正确答案：C答案讲解：have been to a plac

20、e的意思是说话时已经去过某地，现在已经回来了； have gone toa place的意思是说话时已经去某地了，现在还没有回来。分析句意，Mary在说话时去学校了，还没回来，所以答案为C?意为“一一玛丽在哪？一一她去学校了”。11、I'm sorry that I you had been there already.A. won't know B. didn't know C. don't know D. haven't known正确答案：B答案讲解：从句 you had been there already用的是过去完成时，可知动词know应该选

21、用相应的过去时态，所以答案为B,意为“对不起，我不知道你已经到这儿了”。12、It hard when I left the house.A. is raining正确答案：CB. rainsC. was rainingD. will rain答案讲解：根据时间状语从句when I left the house（当我离开家的时候）可知主句应表示“天正在下雨”，所以应该选择进行时态。从句用的是一般过去时，主句也应用相应的过去时态，所 以答案为C,意思是“当我离开家的时候，天正在下雨”。13 Tim a great number of different places in Australia.A

22、. already has visited B. has already visited C. has visited already D. has ever visited正确答案：B答案讲解：在完成时态中，副词 already和just等应放在助动词 have、has、had和动词过去分 词之间，所以答案为B,意思是“汤姆已经游览了澳大利亚很多不同的地方”。14、Up to now, I very successful.D. were not C. was not B. haven't been A. am not读书破万卷下笔如有神正确答案：B答案讲解：根据时间状语up to n

23、ow （直到现在），我们可知本句的动词应用完成时态，所以答案为B,意思是“到目前为止我还不是很成功”。15、The wheat cut three days ago.A. were B. has been C. Had D. was正确答案：D答案讲解：短语three days ago是一般过去时的时间状语，主语 the wheat是不可数名词，所以 应选D,意思是“麦子三天前就割了”。Unit 3将来时1 One if one breaks the law.A. will be punished B. will punish C. is being punished D. has been

24、punished 正确答案：A答案讲解：one和punish之间是被动关系， 应用被动语态。 根据条件状语从句 if one breaks the law可知punish这个动作没有发生，应该用一般将来时，所以答案为 A,意思是“如果一个人触犯法律，就会受到惩罚”。2、If you quiet, I'll tell you what happened.A. be B. are to be C. are D. will be正确答案：C答案讲解：如果主句是一般将来时，在条件状语从句中，通常用一般现在时代替一般将来时，所以本题应选C,意思是“如果你安静下来，我就告诉你发生了什么”。3、Mi

25、ddle school boys not to smoke.A. always tell B. are told always C. are always told D. is always told 正确答案：C答案讲解：主语 middle school boys 是复数，而且与谓语动词tell之间是被动关系，这样可以排除A和D。副词always应该放在助动词和实义动词之间，所以应该选C,意思是“中学男生总是被告知不要抽烟”。4、If you study hard, you the examination.A. has passed B. are passing C. have passed

26、 D. will pass 正确答案：D解析：分析句意，即“如果你好好学习，你就会通过考试"，可知pass这个动作还没有发生，应该用一般将来时，所以选 Do5、John does a lot of housework every evening, but now he his schoolmates withtheir lessons.A. help B. is helping C. helps D. has helped 正确答案：B 答案讲解：根据 but后面的时间状语 now可知这一动作正在进行中，应该用现在进行时，所以 选B,意思是“约翰每天傍晚做很多的家务活，但是现在他正在

27、帮助他的同学们复习功课”。6、The song by children.A. is often sung B. was often sung C. sings D. has often sung 正确答案：A 答案讲解：主语the song是单数，和谓语动词sing之间是被动关系，而副词 often表明是经常发生的动作，应用一般现在时，所以答案为A,意思是“孩子们经常唱这首歌”。By the end of 2020 China much stronger and richer . 、7.读书破万卷下笔如有神A. will become B. would become C. is becomin

28、g D. will have become 正确答案：D答案讲解：根据时间状语by the end of 2020 可知本句表示在未来的时间点之前将会完成的动作， 应该用将来完成时，所以答案为D,意思是“到2020年末，中国将会变得更加强大、富有” 。8、It years since I last saw you.A. was B. is C. will be D. has been 正确答案：D解析：根据时间状语 since I last saw you ,可知前面的动作是从过去发生一直持续到现在，应该 用完成时态，所以选D,意思是“自从我上次看见你已经过去很多年了”。9、The room

29、often cleaned by the worker .A. has B. will be C. was D. is 正确答案：D 答案讲解：主语the room 是单数，和谓语动词clean之间是被动关系，而副词 often表明是经常发生的动作，应用一般现在时，所以选 D,意思是“房间经常由工人打扫”。10、 The railway in three years.A. is complete B. will completed C. has completed D. will be completed 正确答案：D 解析：根据时间状语in three years可知这个动作将要发生，应该用

30、一般将来时态，而主语railway和谓语complete之间是被动关系，所以答案为D,意思是“铁路将在三年内完成”。11、The Anti-Japanese War in 1937 and it eight years.A. break out last B. was broken out lastedC. broke out last D. broke out lasted 正确答案：D 答案讲解：根据时间状语in 1937可知这是过去发生的事情，应用一般过去时。主语 theAnti-Japanese Warr和谓语broke out是主动关系，不能用被动语态，所以答案为D,意思是“抗日战争

31、爆发于1937年，持续了 8年之久”。12、you there before?A. Have, been B. Have, gone C. Have, been to D. Have gone to 正确答案：A答案讲解：本题意为“你以前去过哪儿吗？"，表明说话时双方都不在那个地方，应该用have beento结构，所以答案为 Ao13、Tom his lessons from seven to eight last night.A. was doing B. had done C. were taken D. had been taken 正确答案：A答案讲解：时间状语from s

32、even to eight last night表示的是一段时间，所以应该用过去进行时，意思是“汤姆昨晚从 7点到8点这段时间正在学习功课”，所以答案为 Ao14 He thin. What happened to him?A. was getting B. is getting C. will getting D. had been got 正确答案：B答案讲解：本句表示的是汤姆现在处于的一种状态，应该用现在进行时态，所以答案为B,意思是“他变得瘦了，发生了什么事情？ ”。15、I my homework now.A. finish B. finished C. have finished

33、D. had finished 正确答案：C我现在已经完成了作业“意思是此句用现在完成时表示某一动作对现在造成的影响或结果， 答案讲解：读书破万卷 下笔如有神所以应该选CoUnit 4 动词的语态1、That factory nearly 50 years ago.A. has been built B. had built C. was built D. has built 正确答案：C答案讲解：根据时间状语nearly 50 years ago ,可知谓语动词应该用一般过去时；而主语 thefactory和谓语build之间是被动关系，所以答案为C。句子的意思是：“这个工厂修建于 50年前

34、。” 2、We all believe that computer smaller and smaller in the coming years.A. can be become B. will be got C. will be changed D. can turn 正确答案：D答案讲解：此题意思是：“我们都相信在未来几年中计算机会变得越来越小。”能表达此意的只有A、B和D选项。动词become、get和turn + adj.可以构成主系表结构，且不用被动语态，所 以答案应选D。3、He not to leave waste paper in public places any more

35、.A. warns B. warnd C. is warned D. was warned正确答案：D答案讲解：分析句子结构，主语 he和谓语warn之间是被动关系，而这件事很明显是发生在过 去，所以答案为 Do句子的意思是：“他被警告不要再把废纸扔在公共场所。”4、Don't worry. Everything will in time.A. be finished B. finish C. Finished D. be finishing 正确答案：A答案讲解：主ih everything和谓语动词finish之间是被动关系。在将来时态中，被动语态形式为 “主语+will be +

36、 V .p.p. "，所以答案为 Ao句子的意思是：“不要担心，每件事都会按时完成。5、Such problems as soon as possible.A. have solved B. have been solving C. have to solve D. have to be solved 正确答案：D答案讲解：分析句子结构，主ih such problems和谓语solve之间是被动关系，所以答案应选 D。“主语+ have to + be +V .p.p. ”的意思是“不得不被”。句子的意思是：“这样的问题不得不尽快解决。”6、Her application for

37、the position by the boss.A. was refusedB. was refusingC. refusedD. is refusing正确答案：A答案讲解：分析句子结构，主语her application for the position 和谓语refuse之间是被动关系，所以答案应选 Ao句子的意思是：“她申请那个职位被老板拒绝了。”7 The event at the time last year .A.happens B. happened C. is happened D. was happened 正确答案：B答案讲解：动词 happen是不及物动词，没有被动语

38、态；时间状语 at the time last year 表明这件事发生在过去，应该用一般过去时，所以答案为Bo句子的意思是：“这件事发生在去年的这个时候。”8 Much in the past few years.A. has done B. Did C. has been done D. was done正确答案：C答案讲解：主语 much和动词do之间是被动关系，时间状语 in the past few years 是现在完成 时的一个标志，所以正确答案是Co句子的意思是：“在过去的几年中完成了很多事情。”Because of the rainy day, the match、9 .读书

39、破万卷 下笔如有神A. has been putting offB. has put off C. put off D. has been put off正确答案：D答案讲解：主语the match和谓语put off之间是被动关系，应用被动语态，所以答案为D。句子的意思是：“由于下雨，比赛被推迟了。”10、Working hours in the United States over the past 20 years.A. have increased B. increased C. were increasing D. have been increased 正确答案：A答案讲解：inc

40、rease在句中表示一种状态而不是动作，所以不能用被动语态；根据时间状语overthe past20 years ,可知本句应用现在完成时，表示过去发生的事情对现在的影响，所以答案为A。句子的意思是：“在美国过去的20年中，工作时间增加了。 ”11、 Since computers were invented, it that they are indispensable for scientificresearch.A. thought B. has been thought C. is thinking D. had thought 正确答案：B答案讲解：it在句中作形式主语，句子真正的主

41、语是that引导的从句，而且it和think是被动关系，应用被动语态，所以应选 Bo句子的意思是：“自从计算机发明以来，人们就认为它们对科 学研究而言是必不可少的。”12、He was told that after he graduated he by a company.A. would be employedB. would get employedC. would be employing D. would employ 正确答案：A答案讲解：主语he和谓语employ之间是被动关系，应用被动语态，而 get employed是比较口 语化的一种被动语态，这种结构中很少用by短语，所以

42、答案为 Ao句子的意思是：“他被告知毕业后会被一家公司聘用。”13、The steps of progress in society of as having happened in a short time.A. must not think B. must not be thought C. must think D. thought 正确答案：B答案讲解：主语the steps of progress in society 和谓语think of之间是被动关系，应用被动语态，所以应选 Bo句子的意思是“不应该认为社会进步的步伐会在短时间内发生。”14、 His wife told him

43、 that the kitchen cleaned by the sweeper.A. was being B. was getting C. has been D. got正确答案：A答案讲解：主语the kitchen和谓语clean之间是被动关系，应该用被动语态。get+V.p.p.是比较口语化的一种被动语态，这种结构中很少用by短语，故可以排除B和D。主句是一般过去时，从句也应用过去时态，故又可以排除 Co所以，正确答案为 A,这是过去进行时的被动语态结构。句子的意思是：“他的妻子告诉他清洁工正在打扫厨房。”15、Owing to the snowstorm, the trip to

44、the mountain.A. has been canceling B. has canceled C. Canceled D. has been canceled 正确答案：D答案讲解：the trip to the mountain 和cancel之间是动宾关系，所以这里应该用被动语态，用 be+V.p.p.的形式，这里符合要求的只有D,因此正确答案应该是D。读书破万卷下笔如有神Unit 5 不定式1、 This company was the first portable radios as well as cassette tape recordersin theworld.A. p

45、roducing B. to produce C. having produced D. produced 正确答案：B答案讲解：本句需要动词不定式来做后置定语，修饰the first,所以应选B。整句话的意思是：这家公司是世界上首家生产便携式收音机和盒式磁带录音机的公司。2、The purpose of new technology is to make life easier ,it more difficult.A. not makingB. not makeC. not to makeD. nor to make 正确答案：C答案讲解：本句需要动词不定式来做与is to make li

46、fe easier 并列的表语，所以应选 C。整句话的意思是：新技术的目的是让生活更轻松，而不是更困难。3、Helen had to shout above the sound of the music.A. making herself hear B. to make herself hear C. making herself heard D. to make herself heard正确答案：D答案讲解：本句需要动词不定式来做动词shout的目的状语，所以应在B和D之间选择。而“让自己被别人听到"应该用heard ,而不是hear,所以应该选 D。整句话的意思是：海伦不得不大

47、声喊，以使别人能在音乐声中听到她的声音。4、I don't know whether you happen, but I am going to study in the U.S.A this September .A. to be heard B. to be hearing C. to hear D. to have heard 正确答案：D 答案讲解：根据句意，这里应该用动词不定式的完成时来表示“已经听说”，所以应该选 Do整句话的意思是：不知道你是不是已经听说了，反正我今年9月就要到美国留学了。5、The news reporters hurried to the airpor

48、t, only the film stars had left.A. to tellB. to be toldC. telling D. told正确答案：B答案讲解：本句中的only to do sth.是固定短语，常在句中做结果状语，表示很令人遗憾、失望或伤心的结果，所以应从 A和B中选择。根据句意，the news reporter应是动词tell的宾语，所以应该用动词不定式的被动语态，故应该选Bo整句话的意思是：那位记者匆匆赶到机场，却被告知那些影星已经走了。6、You were silly not your car .A. to lock B. to have locked C. l

49、ocking D. having locked 正确答案：B 答案讲解：本句需要动词不定式来做原因状语，并根据句意判断，应该用不定式的完成时，所以应选Bo整句话的意思是：你没有锁车，真傻。7、The teacher asked us so much noise.A .don't makeB. not makeC. not makingD. not to make正确答案：D答案讲解：本句需要动词不定式来做ask的直接宾语，并根据句意判断，应该用不定式的否定式，所以应选D。整句话的意思是：老师让我们不要这么吵。8、An army spokesman stressed that all t

50、he soldiers had been ordered clearwarningsbefore firing any shots.D. to be issued C. to have issued B. being issued A. to issue读书破万卷下笔如有神正确答案：A答案讲解：本句需要动词不定式来做order的宾语，并根据句意判断，不需要用不定式的被动式或完成式，所以应选 Ao整句话的意思是：军方发言人强调，已经命令所有的士兵在开枪之前都 必须发出明确的示警信号。9、 I'd rather have a room of my own, however small it

51、 is, than a room withsomeone else.A. to share B. to have shared C. share D. sharing 正确答案：C答案讲解：本句用的是would rather do sth. than do sth. 句型，than后面的动词不定式一般省去不定式符号to,所以应选 C。整句话的意思是：我宁愿要一间属于自己的屋子，多小都行，也 不愿和别人同住一个房间。10、The bank is reported in the local newspaper in broad daylight yesterday.A. robbedB. to h

52、ave been robbedC. being robbedD. having been robbed 正确答案：B答案讲解：本句需要动t不定式来做主语the bank的补足语，并根据句意判断，应该用不定式的完成被动式，所以应选Bo整句话的意思是：据报道，那家银行昨天在光天化日之下遭到了抢劫。11、A number of paintings in the castle are believed in a fire.A. being destroyed B. having been destroyed C. to be destroyed D. to have been destroyed 正确

53、答案：D 答案讲解：本句需要动t不定式来做主语a number of paintings的补足语，并根据句意判断，应该用不定式的完成被动式，所以应选D。整句话的意思是：据称，古堡中的一批油画已经在一场大火中被烧毁。12、The meeting next week is sure to be a great success.A. to take place B. to be taken place C. to have taken place D. being taken place 正确答案：A 答案讲解：本句需要动t不定式来做主语the meeting的后置定语，并根据句意判断，不需要用不定

54、式的完成式或被动式，所以应选Ao整句话的意思是：下周要开的会一定会取得圆满成功。13、As a result of my laziness, I failed my work in time.A. and finished B. to finish C. and finishing D. to finished 正确答案：B 答案讲解：本句需要动词不定式来做谓语动词fail的宾语，所以应选 Bo整句话的意思是：因为我的懒惰，我没能按时完成我的工作。 14、 I am sorry written you a letter at the time.A. to have not B. to not

55、have C. not to have D. not having 正确答案：C 答案讲解：本句需要动词不定式来做原因状语，表示过去没有做到的事情，应该用不定式的否定式，所以应选 Co整句话的意思是：我很抱歉当时没有写信给你。15、W川 you lend him a magazine?A. to be read B. for reading C. to read D. he read 正确答案：C 答案讲解：本句需要动词不定式来做名词magazine的定语，而且read的动作执行者已经出现，是him ,所以不需要用被动式，所以应选Co整句话的意思是：你能借本书给他读吗？16、He could

56、do nothing but for the bus.D. waited . came C. waiting . comingB. wait . come A. wait . to come读书破万卷下笔如有神正确答案：A 答案讲解：本句中第一个空白处需要动词不定式来做介词but的宾语，因为but之前出现了行为动词do,所以动词不定式的符号to可省去；而第二个空白处需要动词不定式来做bus的定语,to不能省去，所以应选Ao整句话的意思是：他什么事情也做不了，只能等公共汽车来。17、It is a problem that doesn't need right now.A. to sol

57、ve B. Solving C. being solved D. to be solving 正确答案：B答案讲解：本句中动词need后面的搭配是 need doing sth.或need to be done ,所以应选 B。整句话的意思是：这是一个不需要马上解决的问题。18 There's a man at the reception desk who seems very angry and I think he means trouble.A. making B. to make C. to have made D. having made 正确答案：B答案讲解：本句中动词 mean后面的搭配有两种： mean to do sth.和mean doing sth.,分别表 示不同的含义：mean to do表示"打