【创新设计】2021高考英语二轮语法专题突破：专题四-情态动词-Word版含解析.docx

专题四　情态动词

1．—Do you think Jack will lend us a hand?
—He is the last one to help others. He________lend his hand, though.
A．can B．must
C．should D．might
答案　D　[句意：“你认为杰克会帮我们吗？”“他是最不愿帮人的一个人，但也可能他会帮我们。”表示“或许，可能”用may/might，can表示可能性常用于疑问句和否定句。]
2．If you________leave early on weekdays, do it quietly. The other classmates are also dying to have an early leave.
A．can B．must
C．should D．may
答案　B　[句意：假如你非要在学习时间早离开，要静静地走，其他同学也急于早走。此处用must表示“偏要，硬要”，符合题意。]
3．—John looks a bit upset. Did you tell him the bad ne­ws?
—Yes, but I ________him after his birthday party.
A．should have told B．must have told
C．shouldn't have told D．needn't have told
答案　A　[句意：“约翰看起来有点难过，你把那个坏消息告知他了吗？”“是的，但我本应当在他生日后告知他。”表示本应当作某事用should have done。]
4．According to the school rules, no child ________be allowed out of the school during the day, unless accompanied by an adult.
A．will B．would
C．might D．shall
答案　D　[句意：依据学校的规定，假如没有成人的陪伴，不允许孩子们白天走出校内。shall用来表示法律、规定等的事情。]
5．—I didn't go to work yesterday because my car broke down.
—You ________mine. I wasn't using it then.
A．might borrow B．should borrow
C．must have borrowed D．could have borrowed
答案　D　[句意：“我昨天没去上班由于我的车坏了。”“你原来可以用我的车，当时我没用。”表示原来可以作但却未作用can/could have done。]
6. ________it rain tomorrow, we should have to put off the visit to the Yangpu Bridge.
A．Were B．Should
C．Would D．Will
答案　B　[句意：假如明天下雨，我们应当推迟参观杨浦桥。从句表示与将来事实相反的虚拟语气，用一般过去时、should加动词原形或were to加动词原形，且should或were可以提前。]
7．We were stuck on the way to the scenic spot, otherwise we________lots of fun there.
A．had had B．have had
C．could have had D．could have
答案　C　[句意：我们在去景点的路上堵车了，否则的话，我们就会在那里玩得很开心。本题为错综虚实句，otherwise前面相当于表示与过去事实相反的从句，后面相当于与过去事实相反的主句，故用could have done。]
8．If only I________more confidence in the English speech contest held last week!
A．would have B．had
C．had had D．have
答案　C　[句意：我要是在上周的英语演讲竞赛中再自信些该有多好！if only相当于wish，表示与过去事实相反时用过去完成时。]
9．I ________sooner but I didn't know that they were waiting for me.
A．had come B．was coming
C．would come D．would have come
答案　D　[句意：我原来可以早来，但是我不知道他们在等我。换句话说，假如我知道他们在等我，我就会早来。此处虚拟条件通过but示意出来，模式为“虚拟状况＋but＋真实状况”。]
10．________a little earlier, you could have got a copy of his latest book.
A．If you would arrive B．If you arrived
C．Should you arrive D．Had you arrived
答案　D　[句意：假如你早到一会儿，你就会得到他的最新的一本书。表示与过去事实相反的虚拟语气，从句用过去完成时，且had可以提前构成倒装。]