Not until____ did Humphrey begin working. A．did it stop rainingB．had it stopped_刷题宝

题干

Not until____ did Humphrey begin working.

A．did it stop raining

B．had it stopped raining

C．it stopped raining

D．it stops raining

上一题下一题 0.64难度单项选择更新时间:2014-01-16 03:39:04

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