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【題目】—Let’s go to the concert tonight, Michael!

—Sorry, I _______. I have to help my mother with the housework

A. mustn’t B. may not

C. needn’t D. can’t

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【題目】— I really want to join the square dance. Can I learn the dance well?
— Yes, Mom! Nothing is impossible you put your heart into it!
A.as long as
B.as soon as
C.even if
D.unless

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【題目】My parents always ________ me when I did well at school.
A.warned
B.educated
C.praised
D.performed

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【題目】I must give the book back to Li Xiao. I_______ it for a week.

A. have lent B. have kept C. have borrowed D. has had

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【題目】He climbed so fast that he reached ________ floor in two minutes.
A.nine
B.the nine
C.the ninth
D.ninth

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【題目】-Do you know_______ for help when we are in trouble at school?

-Yes, our teachers and friends.

A. who should we ask B. what to ask

C. who to ask D. how should we ask

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【題目】You_______ jump onto the bus while it is moving. It's too dangerous.

A. may B. may not C. must D. mustn't

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【題目】—Are those Jenny's pencils?

—________.They are Mary's.

A. Yes，they are B. No，they aren't

C. No，it isn't D. Yes，it is

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【題目】To make our city more beautiful, rubbish_________into the river.

A. needn’t be thrown B. can’t thrown

C. mustn’t be thrown D. may not thrown

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【題目】We must get back to work, ____ we won’t finish everything.

A. and B. or C. so D. but

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