题目内容
My aunt has worked in a clinic ___ 1949.
A.after |
B.before |
C.all |
D.since |
【答案】
D
【解析】since+时间 表示从以前某时开始一直到现在仍在继续,多与完成时连用。
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My aunt has worked in a clinic ___ 1949.
A.after | B.before | C.all | D.since |
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A.five-years-old kid |
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