问题
选择题
— What do you think of my suggestion? — Sorry. What's that? I _____ about something else. |
A. think B. am thinking C. was thinking D. had thought |
答案
答案:C
— What do you think of my suggestion? — Sorry. What's that? I _____ about something else. |
A. think B. am thinking C. was thinking D. had thought |
答案:C