小学英语六年级上册课后语法练习题

　　单选

　　1. Michael ______ be a policeman, for he’s much too short.

　　A. needn’t
　　B. can’t
　　C. should
　　D. may

　　2. ______ I know your name?

　　A. May
　　B. Will
　　C. Shall
　　D. Must

　　3. You ______ be more careful next time.

　　A. have to
　　B. may
　　C. must
　　D. might

　　4. You ______ miss the lesson, though we ______ have it on Thursday.

　　A. mustn’t; needn’t
　　B. needn’t; mustn’t
　　C. mustn’t; mustn’t
　　D. needn’t; needn’t

　　5. This pen looks like mine, yet it isn’t. whose ______ it be?

　　A. must
　　B. may
　　C. would
　　D. can

　　6. What kinds of homes will we live in the future? Nobody ______ be sure, butscientists are working out new ideas now.

　　A. will
　　B. may
　　C. can
　　D. must

　　7. I ______ like to know where you were born.

　　A. shall
　　B. should
　　C. do
　　D. may

　　8. ______ you be happy!

　　A. Might
　　B. Must
　　C. Wish
　　D. May

　　9. A teacher ______ do every exercise, but a student must.

　　A. may not
　　B. needn’t
　　C. can’t
　　D. mustn’t

　　10. The matter ______ be changed into a gas, but it _______ be heated to its boilingpoint.

　　A. may; needn’t
　　B. may; can
　　C. mustn’t; needn’t
　　D. can; must

　　11. Teachers and students ______ look coldly at you for a day or two, but there arefriendly feelings in their hearts.

　　A. must
　　B. can
　　C. may
　　D. should

　　12. Cars and buses ______ stop when the traffic lights turn red.

　　A. can
　　B. need
　　C. may
　　D. must

　　13. –Do you think his story ______ true? --I don’ think so. But it sounds good.

　　A. must be
　　B. may be
　　C. can be
　　D. has to be

　　14. Look out! The knife is very sharp. You ______ cut your finger.

　　A. need
　　B. must
　　C. should
　　D. may

　　15. –How long ______ the book be kept?

　　--For two weeks, but you ______ return it on time.

　　A. can; may
　　B. may; need
　　C. can; must
　　D. must; need

　　16. – May I have an apple, Mum?

　　--Certainly. But you ______ wash your hands first?

　　A. may
　　B. must
　　C. can
　　D. need

　　17. –There is a lot of smoke coming out of the teaching building there.

　　--Really? It ______ be a fire, most probably.

　　A. can
　　B. ought to
　　C. may
　　D. must

　　18. –Shall I tell John about the bad news?

　　--No, you ______. I think that will make him sad.

　　A. needn’t
　　B. wouldn’t
　　C. shouldn’t
　　D. mustn’t

　　19. –Could I call you by your first name? --Yes, you ______.

　　A. will
　　B. could
　　C. may
　　D. might

　　20. –Let’s go to the cinema, shall we? -- _______.

　　A. No, I can’t
　　B. Yes, I will
　　C. Yes, thank you
　　D. No, we’d better not

交 卷