Question

I don't know when______. When he ______,I'll call you.

        A.  will he come; will come         B.  does he come; comes

        C.  he comes; will come        D.  he will come; comes

 

Answer 1

【答案】

D

【解析】此題重點考查when引導的時間狀語從句和賓語從句的基本結構和用法。