______?A glass was broken.A.What was it B.What's the problem C,What was doing D.What's matter.

问题描述:

______?A glass was broken.A.What was it B.What's the problem C,What was doing D.What's matter.

A.What was it? A glass was broken.

B.What's the problem
问题是发生什么事了?
A是它是什么
C是正在做什么
D 语法上不对,应该是D.What's the matter,这样的话才以选
所以选 B