题目列表(包括答案和解析)
We _____ in this pool when we were young, but now it _____ fish.
| A.are used to swim; used to keep |
| B.are used to swimming; used to keep |
| C.used to swimming; is used to keep |
| D.used to swim; is used for keeping |
We _________ in this school for about two years .
A. study B. studied C. have studied
We _____ in this pool when we were young, but now it _____ fish.
A.are used to swim; used to keep
B.are used to swimming; used to keep
C.used to swimming; is used to keep
D.used to swim; is used for keeping
| A.are used to swim; used to keep |
| B.are used to swimming; used to keep |
| C.used to swimming; is used to keep |
| D.used to swim; is used for keeping |
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