Suddenly all the lights_____(go off).There was a big storm outside.

问题描述:

Suddenly all the lights_____(go off).There was a big storm outside.
请用适当形式填空

填 went off
突然所有的灯都灭了.外面狂风暴雨.Ϊʲô���ǡ�were going off����灯灭是一瞬间的事情。不能用进行时来表示。