问题描述：
enter 和enter into
有什么区别呢?有到选择题he was still smiling when the door opened and his wife____.
填enter 还是enter into呢?为什么阿?
有什么区别呢?有到选择题he was still smiling when the door opened and his wife____.
填enter 还是enter into呢?为什么阿?
问题解答：
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