what is happening outside(用she didn't know 作主句)
what is happening outside(用she didn't know 作主句)
''What is happening ouside?'' (用she didn't know作主语) She didn
he didn't know what was happening outside 为什么用的是was happenin
He didn't know what was happening outside为什么用进行时
He didn't know what was happening outside,为什么happening是进行时?
I didn t know what was happening outside这句话中为什么happen加ing?
he didn not know what was happening outside
用I don't know.I didn't know作主句改写成宾语从句
再问一个 I didn·t know what was happening.同义句 I didn·t know what
it appeared that he didn't know what was happening=he()()to
Do you know what is happening over there?为什么用is happening
Mike didn't know what she could da for her mother.(改为简单句)