单选题
Peter ______ the driver's test, but he was not calm enough in the last minutes.
A) can have passed C) might have passed
B) ought to have passed D) must have passed
A、
Peter ______ the driver's test, but he was not calm enough in the last minutes.
B、
can have passed
C、
ought to have passed
D、
might have passed
E、
must have passed
【正确答案】
B
【答案解析】
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