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1、考点七情态动词和虚拟语气限时25分钟一、单句语法填空1We _ (enjoy) the sunshine in Sanya now if it were not for the delay of our flight.答案：would be enjoying句意：要不是耽误了航班，我们现在正在三亚享受阳光。根据后面的“now和“if it were not for .可知，此处是对现在状况的虚拟，故主句用would be doing。2When I was small, my mom _ read me stories at night.答案：would句意：当我小时候，我母亲常常在晚上给我读
2、故事。would “过去常常，表示过去的习惯性的行为。3The accident _ have been caused by a dog running across the road, but we dont know for sure.答案：might句意：事故可能是由一条横穿马路的狗引起的，但我们不确定。分析句子可知，本句是对过去动作的推测，可能性不大，故填might。4He looked so hungry as though he _ (eat) a decent meal for a month.答案：hadnt eaten句意：他看起来如此饿好似已有一个月没有吃过一顿像样的饭了。
3、由主句中的looked可知，as if/though后面跟过去完成时表示对过去的虚拟。5I was caught in a traffic jam for over an hour, otherwise, I _ (keep) you waiting for such a long time.答案：wouldnt have kept句意：我在交通堵塞中被困了一个多小时，否那么我不会让你等这么长时间。句中用了虚拟语气，otherwise说明后面句子的内容和过去事实相反，指如果不被交通阻塞困住，句子谓语动词用“would/should/could/might have过去分词形式。6Althoug
4、h passing the driving test _ be difficult now, its worth the efforts.答案：can句意：虽然现在通过驾驶考试可能是困难的，但付出的努力是值得的。此处用can表示有时可能会，故填can。7My mother _ (be) angry with me, but I couldnt shut my mouth before I shouted at her!答案：wouldnt have been句意：我母亲本来不会对我生气的，但我没有管住自己的嘴，对她大吼大叫了！wouldnt have done “本来不会做某事。8Im not
5、 sure of the reason for the dogs illness, but it _ (cause) by eating too much.答案：may/might have been caused句意：我不能肯定狗生病的原因，但它也许是因为吃得太多了。根据前句“Im not sure of the reason for the dogs illness可知，这里为不肯定的推测，故用may/might have done “可能做某事；由于dogs illness与cause之间为被动关系，故答案为may/might have been caused。9Can I pay th
6、e bill by check?Sorry, sir. But it is the rule of our hotel that payment _ be made in cash.答案：shall句意：我可以用支票付账吗？对不起，先生。但这是我们酒店的规定，应当以现金付款。shall可以在法律条文、规章制度中表示规定或义务等，此处是旅馆的规定。10Passengers _ talk to the driver while the bus is moving, because it will take his focus off the road.答案：mustnt句意：当公共汽车开动时，乘客
7、不得与司机交谈，因为这将把他的注意力从路上转移开来。此处表示“禁止，不允许，故用mustnt。11David didnt attend his daughters graduation ceremony, but he does wish he _ (be) there.答案：had been句意：戴维没有参加女儿的毕业典礼，但他确实希望他曾在那里。这里wish后面的宾语从句用虚拟语气，与过去的事实相反，用过去完成时。12Even a small personal computer _ store vast amounts of information.答案：can句意：即使是一台小型个人电脑
8、也能储存大量的信息。此处表示一种能力，故填can。13The report is scheduled to be handed in tomorrow, so he _ (attend) the concert with his family yesterday. 答案：couldnt have attended句意：这份报告定于明天提交，昨天他不可能和家人去听音乐会。couldnt have done表示对过去事情有把握的否认推测，意为“不可能已经做了某事。14I am sorry I am very busy now. If I _ (have) time, I would certain
9、ly go to the movies with you.答案：had根据前面的“I am sorry I am very busy now.可知，是对现在的虚拟，if从句中使用一般过去时。15It _ well be the largest cathedral in the world.答案：may句意：它很可能是世界上最大的大教堂。may与well连用，表“很可能。16Most green tea drinkers do not add milk or sugar, but you _ if you like.答案：can句意：大局部喝绿茶的人不(往茶里)加牛奶或糖，但是如果你喜欢，你可以
10、加。can表示许可，符合句意。17The head teacher demanded that the paper _ (finish) after class.答案：(should) be finisheddemand后的宾语从句应该用虚拟语气，即“(should)动词原形，由于finish与the paper之间存在动宾关系，所以用被动语态。18How I wish I _ (have) the chance to watch the football games with my father, who was a reporter there.答案：had hadwish从句用虚拟语气，
11、根据逗号后面的非限制性定语从句中的谓语动词was可知，这里表示的是与过去事实相反的虚拟语气，因此应用过去完成时。19There was a lot of fun at yesterdays party. You _ (come), but why didnt you?答案：should have come句意：昨天的聚会很有趣。你本应该来，为什么没来呀？should have done sth.表示本应该做某事而实际上没做。20Antarctica was so mystically described by some people. If only I _ (be) there!答案：had
12、 been句意：南极洲被一些人描述得很神奇。如果我去过那里就好了！if only “要是就好了引导的句子应使用虚拟语气，表示与过去情况相反的假设，应使用过去完成时，故答案为had been。21It _ (be) Mr Black because he is away on a trip to China.答案：cant be句意：那人不可能是布莱克先生，因为他去中国旅游了。根据because引导的原因状语从句的内容可知，说话者的推测是很有把握的。表示非常有把握的否认推测应该用cant。22You _ as well tell us now; well find out sooner or l
13、ater.答案：may/might句意：你最好现在告诉我们，我们迟早会查明的。may/might as well是固定搭配，意为“最好，倒不如。23The door _ open, no matter how hard she pushed.答案：wouldnt句意：无论她怎么用力推，门总是打不开。主语The door为物，且pushed表示过去，故填wouldnt表示一种倾向性。24_ it rain tomorrow, we would have to cancel the football match.答案：Should本句中条件句是对将来状况的虚拟，当条件句中有助动词had, were
14、, should时，可以将if省略，把这些助动词放在句首，构成倒装结构。25_ you interrupt now? Cant you see Im on the phone?Sorry, sir, but its urgent.答案：Must根据第二个问句可知，此处应用must, 意为“非要，偏要，用来告诉某人他的举止使你很生气或困扰。二、单句改错1If he studies at this school, he would know you well. _答案：studiesstudied句意：如果他在这所学校学习的话，他会对你很熟悉。根据后面的主句“would know可知，本句是对现在的虚拟，故从句应该用一般过去时。2The order came that the medical supplies are sent to the countryside. _答案：are(should) be此句中that引导同位语从句，解释前面的order 的内容，order后面的从句应该使用虚拟语气“(should) do的结构，故将are改为be。3He mustnt be a basketball player, because he is much to
