The computer system         suddenly while he was searching for information.
#69296
A
broke down
B
broke out
C
broke up
D
broke in
推荐题目
That winter we ______to write a history of our school.
#80645
A
set out     
B
set about
C
set off     
D
set up
If we hadn’t _________ energy, we would have won the match.
#71216
A
run out
B
used up
C
let out
D
carried out
Don’t worry. The problem will ______ at the meeting tomorrow.
#66866
A
be dealt with
B
be turned up
C
be come up
D
be set up