Did it ever occur to you that he might have done that?口语说话的时候that能省吗第一个that 口语能省不

Did it ever occur to you that he might have done that?
口语说话的时候that能省吗
第一个that 口语能省不

不可以省,that 指代“he might have done that”.另外从语感角度,如果去掉感觉不是太通顺.

你指的是哪个that？

不能

你曾经有过可能是他干的这类念头么?

省略了也可以的

THAT引导主语从句,IT指代THAT从句

不能省略