高考英语一轮复习 语法专项突破 9 第九讲 助动词、情态动词和虚拟语气随堂巩固即时提升 北师大版.doc

助动词、情态动词和虚拟语气 单句语法填空1(2018江西师大附中等五校联考)it has been accepted that all the students _put on masks before going to school in case they are infected with flu virus.shall解析：在第三人称作主语的陈述句中，表示规定、制度，应用shall。2(2017天津卷单项填空)my room is a mess, but i _not clean it before i go out tonight.i can do it in the morning.need解析：由后面的“i can do it in the morning.”可知，此处表示“没必要今晚打扫”，故用need符合语意。3(2015四川卷短文改错)what do you think i should do？if you _(be) me，would you talk to them?were解析： 根据语境可知，此处if引导的虚拟条件句是对现在事实的假设，条件状语从句中的谓语动词应用过去式。4(江苏卷)it was sad to me that they，so poor themselves，_bring me food.should解析： 句意：让我难过的是，他们自己那么贫穷，竟然还给我带来食物。should可以表示说话人惊讶的语气，意为“竟然”。5(2018四川成都七中段考)the young firefighter insisted that he _(be) wellprepared and should be sent there to put out the fire.was解析： 句意：那位年轻的消防员坚持说他准备好了，并且坚持要去那里救火。当insist意为“坚持说；坚持认为”时用陈述语气，且根据主句时态为一般过去时可知，从句也应用过去时。且此处表达的是说话时所处的一种状态，故用一般过去时。故填was。6(2018安徽黄山质检)im afraid i have to leave now, for you see，he is waiting for me.well，if you _，at least wait till the heavy rain stops.must解析： 句意：恐怕现在我不得不离开了，因为你知道，他在等我。好的，如果你非得走，至少要等到大雨停了再走。根据语境可知填must，意为“偏要；非得”。7(2018安徽江淮十校联考)as the deadline is drawing near, no one _leave with his own work uncompleted.shall解析： 句意：由于截止日期即将到来，不完成工作，任何人不许离开。shall用于第三人称陈述句中，表示命令、警告，符合句意。8(四川卷)i still remember my happy childhood when my mother _take me to disneyland at weekends.would解析： 句意：我还记得自己快乐的童年，那时，我妈妈常常在周末带我去迪斯尼乐园。此处would表示“过去常常”，指过去习惯性的动作。9(江西卷)when i was a child，i _watch tv whenever i wanted to.could解析： 句意：我小的时候，想什么时候看电视，就什么时候看。此处发生在过去，用情态动词could表示“能够，被允许”，相当于was allowed to。10(浙江卷)they were abroad during the months when we were carrying out the investigation，or they _(come) to our help.would have come解析： 句意：在我们进行调查的几个月里，他们在国外，否则他们会来给我们帮忙的。or意为“否则”，语境中隐含了一个条件，故本句为含蓄条件句。由上句中的were可知设空处表示与过去事实相反的假设，故主句谓语应用would have done形式。 单句改错1(2018南昌十校模拟)as a result，i suggest we are given less homework and more time for outofclassroom activities.only in this way can we live a happy and healthy life._arebe解析：虚拟语气错误。suggest在此处表示“建议”，因此其后跟的宾语从句应用虚拟语气，即从句谓语用“shoulddo”形式，且should可以省略。故此处应把are改为be。2(2018郑州预测)he became very angry, but i dared not to tell him about the game._删除to解析：考查情态动词。dare既可以作情态动词又可以作实义动词。dare的过去式为dared，此处其前没有用助动词，说明dare在此用作情态动词，故后跟动词原形。3(2016全国卷)i should available any time after school next week._should后加be解析：助动词后如果跟形容词应该加be。4(2016江苏卷)therefore，rules should worked out and strictly observed._should后加be解析：句意：因此，应该制定规则并严格遵守。rules和work out之间是被动关系，故应用被动语态。5(2018四川成都五校联考)people neglect the fact that our parents are the dearest persons in the world, so we should nice to our parents. _should后加be解析：情态动词后用动词原形，而nice为形容词，因此其前缺少be动词，故在should后加be。6(2018河北“五个一”名校联盟联考)there will a lecture in our library, at 4：00 on wednesday afternoon. _will后加be解析：情态动词后用动词原形，而a lectur