| —What do you think of my answer to the questions? —Sorry. What's that? I ______ about something else. |
|
[ ] |
| A. thought B. had thought C. am thinking D. was thinking |
| —What do you think of my answer to the questions? —Sorry. What's that? I ______ about something else. |
|
[ ] |
| A. thought B. had thought C. am thinking D. was thinking |