单选题
The computer doesn"t work well, so something ______ wrong.
A、
can have gone
B、
ought to have gone
C、
must have gone
D、
should have gone
【正确答案】
C
【答案解析】
[解析] can have done：本可以；ought to have done：本来应该；must have done：一定是，想必是，表示推测；should have done：本应该做某事。故选C。
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