问题
It was some time ________ we realized that we lost the chance forever.
A:after
B:until
C:before
D:since
B:until
C:before
D:since
正确答案是：
同类题型
It ________ him half an hour to drive home every day .
It’s time for the weather report. Could I ______ the TV, Dad?
It is to teach a kid the way to solve problems than to tell him the solutionsdirectly.
_____ hat is Mrs Li’s. It’s _____ old one.
Look! Do you know ______man under the tree? –Sorry .It’s too far to see ______clearly.