— How long have you been here? — the end of last month,A. InB. ByC. AtD. Since

发布时间:2020-08-17 15:15:07

— How long have you been here? —      the end of last month,
A. In
B. By
C. At
D. Since

网友回答

A. In
B. By
C. At
(答案→)D. Since
解析:since引导的介词短语和现在完成时连用
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