What surprised me a lot was that he didn’t know ________ the difference between “tell” and “ask” lay.
A.what
B.that
C.where
D.which
对258人提供帮助
根据句意“……别在哪里”,应用疑问副词where连接主语从句。
What surprised me a lot was that he didn’t know ________ the difference between “tell” and “ask” lay.
A.what
B.that
C.where
D.which
对258人提供帮助
根据句意“……别在哪里”,应用疑问副词where连接主语从句。