题目内容
---When did he go toAmerica?
---Oh, he ________there since half a year ago.
- A.went
- B.has been
- C.has gone
- D.was
B
since +一般过去式出现时,主语一般用现在完成时。
since +一般过去式出现时,主语一般用现在完成时。
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题目内容
---When did he go toAmerica?
---Oh, he ________there since half a year ago.