A. seldomB. alwaysC. usually

【題目】_____ her efforts, the projects will be a success.
A.Thanks
B.Thank
C.Thanks to
D.Thank to

【題目】You return the book now. You can keep it until next week if you like.
A.haveto
B.can't
C.mustn't
D.needn't

A. theB. aC. an

【題目】——Do you have any plans for this summer vacation? ——I'm not sure. I ___ take a trip to Taiwan.
A.must
B.need
C.may
D.should

【題目】You __________ write the poem down. Our teacher will give us a copy soon.
A.needn't
B.mustn't
C.shouldn't
D.can't

【題目】Our job is ______ the children.
A.look after
B.looks after
C.to look after
D.looked after

A. goB. to goC. goingD. goes

A. Are ; beB. Will ; beC. Do ; beD. Will ; are

【題目】People ______ drive after drinking alcohol(酒). It's against the law.
A.mustn't
B.needn't
C.couldn't
D.wouldn't