Mrs.Weng came back from france in 2010.She______there for four years.A.works B.worked C.has worked

Mrs.Weng came back from france in 2010.She______there for four years.A.works B.worked C.has worked

答案：C
for + 一段时间 与现在完成时连用.

C 是现在完成时

是选b

我看了。 应该是C， 楼上两个都是对的。
解释都很全面。

选C 因为 for four years 。
通常 for+ 一段时间 通常是表示现在完成时 对现在有影响。