问题

of the three students can repair your computer They are allexperts

A:they reached
B:did they reach
C:they reach
D:do they reach

正确答案是：

同类题型

Be _______ — you can’t expect me to finish all this work in so little time.

I must think things over, so don’t _____ me. [ ]

Where have you been ? We ___________you back much earlier

You can improve your English ______ practicing more

Our country ______the sixthpopulation census(人口普查) already.