--- What do you think of my answer to the questions?
--- Sorry. I ________ about something else.
| A．thought | B．had thought | C．am thinking | D．was thinking |
-When __________ you __________ this book?
-About 3 years ago.
A. do, wrote
B. did, wrote
C. did, write
Ddowrite
-What was Susan doing at 8 last night?
-She __________ her homework at 8 last night.
A. is doing
B. was doing
C. did
D is did
-Were you swimming an hour ago?
-No, __________.
A. I am not
B. I didn't
C. I wasn't
D I am
When the teacher came into the classroom, all of us __________ the classroom.
A. are cleaning
B. were cleaning
C. cleaned
Dare cleaned
-What __________ you __________ at 6：00 yesterday evening?
-I was watching TV with my parents.
A. did, do
B. were, doing
C. are, doing
Ddiddoing