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
B: broke out
C: broke up
D: broke in
正确答案是：
同类题型
. Brown _____ our manager to attendthe opening, he will certainly be glad to.
I dislike _______ when people use money tobuy themselves out of trouble.
will you do during the summerholiday”— “I don’t know, but it’s high time _____something”
It took________supplies to construct these energysaving housesIt took brain too.[ ]