4.It is reported that the old coins _____ under the earth fo

4.It is reported that the old coins _____ under the earth for about 500 years by the time they were discovered.
A.had buried x05x05x05B.had been buried
C.buried x05x05x05D.were buried
这个怎么选,为什么

laoma 1年前已收到3个回答举报

tvirtuous 幼苗

共回答了18个问题采纳率：94.4% 举报

选B
“硬币被埋葬”,故用被动语态
根据时间状语：for about 500 years by the time they were discovered.确定用过去完成时
故选B.

1年前

Pig_evangel 幼苗

共回答了9个问题举报

赞同B

1年前

litterxi 幼苗

共回答了11个问题举报

1年前

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