987-24请教时态问题

renee860615 · 发表于 2010-6-20 21:22:50

1. A recent study has found thatwithin the past few years, many doctors had elected early retirement ratherthan face the threats of lawsuits and the rising costs of malpracticeinsurance.
(A) had electedearly retirement rather than face
(B) had elected earlyretirement instead of facing
(C) have electedretiring early instead of facing
(D) have electedto retire early rather than facing（E）
(E) have electedto retire early rather than face

答案是E, 想不通为什么用现在完成时？？前面“has found"已经是一个完成时了，难道后面不应该是一个过去完成时吗？请教

brianfang · 发表于 2010-6-20 21:56:29

这是哪里的题啊

987-24请教时态问题

所属分类: 下线版块

正在浏览此版块的会员 ()

987-24请教 时态问题

所属分类: 下线版块

正在浏览此版块的会员 ()

987-24请教时态问题