题目内容

Not until all the fish died in the river        how serious the problem of water pollution was.

       A．did they realize       B．they did realize C．had they realized     D．they had realized

A

练习册系列答案
相关题目

Not until I began to work ________ how much time I had wasted.

A. didn’t I realize                              B. did I realize C. I didn’t realize                              D. I realize

It was not until she had arrived home _____ her appointment with the doctor.

 A. did she remember     B. that she remembered

 C. when she remembered  D. had she remembered

It is not until the disease has progressed to AIDS ____a person begins to look sick.

A．who             B．that              C．where            D．before

 

It was not until I came here ____ I realized this place was famous, for not only its beauty but also its weather.

A．who

B．that

C．where

D．before

 

It was not until dark ______ he found that it was the correct way to solve the problem.

A．that              B．what             C．which            D．when

 

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