问题
选择题
This computer doesn’t work properly, because the operating system has .
A.broken up
B.broken down
C.broken out
D.broken away
答案
答案:B
本题考查动词短语辨析。句意:因为操作系统出了故障。”break down“破坏;出故障”。
This computer doesn’t work properly, because the operating system has .
A.broken up
B.broken down
C.broken out
D.broken away
答案:B
本题考查动词短语辨析。句意:因为操作系统出了故障。”break down“破坏;出故障”。