易错易混情态动词专项练 1．—_____ I take a photo —Sorry, you can’t. It’s not allowed here. A．Must B．May C．Need D．Should 2．—Look! That is Nancy. —That _____ be her. She has gone to Yunnan with her family. A．might B．can’t C．must D．could 3．We have rules in the classroom. We must _____ or write on the desks and chairs. A．draw B．to draw C．not draw D．not to draw 4．You _____ finish your homework on time. Or the teacher will be angry. A．can B．may C．should D．would 5．Jim is often told that books and friends _____ be few but good. A．should B．can C．might D．must 6．In the library you _____ draw or write in the books, or you will be fined. A．mustn’t B．needn’t C．wouldn’t D．couldn’t 7．—Must I stay here and wait for you —No, you _____. You can go home now. A．needn’t B．can’t C．mustn’t D．shouldn’t 8．—Whose T-shirt is this —It _____ be John’s. It’s _____ small for him． A．can’t; much too B．can’t; too much C．mustn’t; much too D．mustn’t; too 9．Lucy _____ play the violin very well and she has won many prizes. A．can B．may C．need D．might 10．You _____ mind your manners when you are introduced to seniors in Japan. A．can B．may C．need D．should 11．You’d better _____ this computer. It is a personal one. A．not to use B．not use C．not using 12．—Listen. Is Mike playing the piano —No. it _____ be him. He has gone to Beijing. A．may not B．can’t C．mustn’t D．couldn’t 13．In the library, you _____ write in the books, or you will be fined. A．needn’t B．wouldn’t C．mustn’t D．couldn’t 14．—Mom, it is so hot! Can I take the helmet（头盔）off —Oh, dear, everyone _____ wear it. Safety comes first. A．must B．can C．may 15．We _____ drink and drive. It’s against the law. A．mustn’t B．needn’t C．wouldn’t D．couldn’t 16．—Is Lily playing basketball there —It _____ be her. She went to the teacher’ office just now. A．needn’t B．may not C．mustn’t D．can’t 17．It looks like rain. You _____ water the plants in the garden any more. A．mustn’t B．can’t C．shouldn’t D．needn’t 18．In Changchun, the drivers _____ let the pedestrians （行人）go first. A．can B．may C．must D．need 19．—Is that Tom over there —It _____ be him. He is on the plane to Chengdu now. A．can’t B．mustn’t C．may not D．must 20．—Is the man in a white shirt Roy —It _____ be him. Roy has gone to Xi’an to attend an international meeting. A．must B．can’t C．might 21．—Must I come here at 6:00 tomorrow morning —No, you _____. You can come one hour later. A．can’t B．needn’t C．mustn’t D．may not 22．Safety comes first. Everyone on the coach _____ wear the seat belt. A．can B．can’t C．must D．mustn`t 23．—Do you have any plans for this summer vacation —I’m not sure. I _____ go to Qingdao. A．should B．must C．can D．may 24．— Not having enough money, we _____ afford to go abroad this summer. —What a pity! A．shouldn’t B．mustn’t C．can’t D．needn’t 25．—Many people play with mobile phones all day ins ... ...
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