题目内容

I need one more stamp before my collection ________.

[  ]
A.

had completed

B.

completes

C.

has been completed

D.

is completed

答案:D
解析:

本题考查时间状语从句中的时态、语态问题。C项和D项比较,D项强调结果和状态,C项强调动作。所以D项更好。


练习册系列答案
相关题目

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网