we ___ be friendly to our classmates.A.may B.should C.needn't D.mustn'twe _____ follow others .we should do all by ourselves A.don't need B.haven't to C.needn't D.mustn'thow easy it is ____ after a dog A.looking B.look C.to look D.looks选什么?为
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we ___ be friendly to our classmates.A.may B.should C.needn't D.mustn'twe _____ follow others .we should do all by ourselves A.don't need B.haven't to C.needn't D.mustn'thow easy it is ____ after a dog A.looking B.look C.to look D.looks选什么?为
we ___ be friendly to our classmates.A.may B.should C.needn't D.mustn't
we _____ follow others .we should do all by ourselves A.don't need B.haven't to C.needn't D.mustn't
how easy it is ____ after a dog A.looking B.look C.to look D.looks
选什么?为什么?
第2题的D是needn't to
we ___ be friendly to our classmates.A.may B.should C.needn't D.mustn'twe _____ follow others .we should do all by ourselves A.don't need B.haven't to C.needn't D.mustn'thow easy it is ____ after a dog A.looking B.look C.to look D.looks选什么?为
1 B 应该
分析:A 可能; C 不必; D 不能
2 D 表示禁止 ( 分析:A中的NEED 是实义动词,后要接TO DO ; B HAVE TO 的否定式是DON‘T HAVE TO; C不必,与句意不符)
3 C
it 's +adj.+ to do sth 固定用法
加油!不明白再问!
根据句意选B