after( )of the story of the old man,many people were very sad用动词适当形式填空 提示词hear
问题描述：
after( )of the story of the old man,many people were very sad
用动词适当形式填空 提示词hear
答
hearing
after 是介词，介词后跟动词必须使用动词的ing形式
答
after( hearing )of the story of the old man,many people were very sad
解析： 介词after 后跟动词ing形式
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答
介词后面 动名词
hearing
hear of 听说