-Mr.Wu,must we hand in our reports today?-No,you ___.A.mustn't B.can't C.shouldn't D.don't have toI‘m happy that the summer holiday is coming soon.I __ do what I like.A.can B.have to C.could D.mustThe room is clean and tidy.You ___ clean it.A.don't

-Mr.Wu,must we hand in our reports today?-No,you ___.A.mustn't B.can't C.shouldn't D.don't have to
I‘m happy that the summer holiday is coming soon.I __ do what I like.
A.can B.have to C.could D.must
The room is clean and tidy.You ___ clean it.
A.don't have to B.mustn't C.can't D.couldn't
He thinks of the Marlin ___ his friend,but he must kill it.
A.and B.be C.as D.for

DAAC

题目那个应该是D，don't have to
C
A
C
不一定全都对。。。。说明一下理由好吗题目那个用must 问就应该用needn't答，选项中既然没有needn't那就选意思一样的呗。
第一个是can还是could我也不确定
第二个从前半句得知C和D肯定不对，因为can't和couldn't表示不能，和意思不符。
第三个think of...

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题目那个应该是D，don't have to
C
A
C
不一定全都对。。。。

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