问题

The computer system____ suddenly while he was searching for information on the Internet.

A:broke down
B:broke out
C:broke up
D:broke in

正确答案是：

同类题型

下列各句中，加好像的成语便用不恰当的一项是（）

Why do you want to see the pandas -Because they are .

Milu deer，which used to be ______ in China long ago，is a rare animal nowadays.

Where did you find your lost pen? — It was in the park ____ we visited that day ____ I found it. [ ]

It’s time suppernow.