Can you tell me ______ at that time? [ ]A. what were they doing B. what they
题型：期中题难度：来源：
| Can you tell me ______ at that time? |
| [ ] |
A. what were they doing
B. what they were doing
C. what are they doing
D. what they are doing |
答案
举一反三
| There ______ a lot of red-crowned cranes in other parts of the world many years ago. |
| [ ] |
A. is
B. are
C. was
D. were |
— What ____ she ____?
— She went to the doctor. |
| [ ] |
A. is; doing
B. did; do
C. can; do |
| We ______ 1000 English words since we ______ to this school. |
| [ ] |
A. learn, come
B. have learning, came
C. have been learning, came
D. have learned, come |
| Mr. Li swimming for 3 hours, and his son an hour ago. |
| [ ] |
A. has been; started
B. have started; has started
C. started; started
D. has started; has started |
— I have finished my homework.
— When ____ you ____ it? |
[ ] |
A. have; finished
B. do; finish
C. will; finish
D. did; finish |
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