( ) last week ,my father had worked in the factory for ten years

( ) last week ,my father had worked in the factory for ten years
A.Since the end of B.By the end of C.At the end of D.In the end of
英语人气:884 ℃时间:2019-10-19 15:31:54
优质解答
选B
后面用过去完成时(had worked),所以前面的时间用by the end of
by the end of (到……时)+“过去时间”,用于过去完成时.
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