白市驿战斗机起飞视频:初中英语
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may引导的问句,肯定形式是(Yes,you __),否定形式是(No,you ____)
must引导的问句,肯定形式是(Yes,you __),否定形式是(No,you ____)
need引导的问句,肯定形式是(Yes,you __),否定形式是(No,you ____)
must引导的问句,肯定形式是(Yes,you __),否定形式是(No,you ____)
need引导的问句,肯定形式是(Yes,you __),否定形式是(No,you ____)
can mustn't
must needn't
need mustn't
may mustn`t
must needn`t
must needn't
can mustn`t
must needn`t
need mustn`t(不好意思这个不太确定)
can mustn't
must needn't
need mustn't