题目内容

The government has taken some measures to reconstruct the earthquake-hit areas, but it must be some time
____ everything returns to normal.

A. since
B. after
C. unless
D. before

试题答案

D
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