问题描述：
They didn't talk in class any more.=They _ _ _ in class.
There is nothing usual in the street.=There _ _ usual on the street.
He may not come to play with you tomorrow.=_ he _ _ to play with you tomorrow.
There is nothing usual in the street.=There _ _ usual on the street.
He may not come to play with you tomorrow.=_ he _ _ to play with you tomorrow.
问题解答：
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