题目内容
I haven't seen Jack for ages. What ________has happened to him?
[ ]
A.do you think
B.you think
C.did you know
D.you knew
答案:
解析:
解析:
|
do you think 用作插入语。 |
练习册系列答案
相关题目
题目内容
I haven't seen Jack for ages. What ________has happened to him?
[ ]
|
do you think 用作插入语。 |