问题描述:
If it is necessary,please write to your parents.改为if条件状语从句
前面空两个格,然后逗号再加上please write to your parents
哪位知识分子教教我呀!
前面空两个格,然后逗号再加上please write to your parents
哪位知识分子教教我呀!
问题解答:
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