问题
选择题
All the machines stopped _____ with the electricity _____ throughout the factory.
A.working; cut through
B.to work; cut down
C.working; cut off
D.to work; cut up
答案
答案:C
本题的含义是工厂的电力切断之后,所有的机器停止运转,stop doing sth表示停止做某事,cut off表示切断的意思,故本题选C。