题目内容
Since when ________ you ________ so many young trees?
- A.have;planted
- B.do;plant
- C.did;plant
- D.had;planted
A
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It is a long time _______they separated, but it won’t be long ____ they meet again.
|
A.since; before |
B.after; when |
C.since; when |
D.after; before |