单项选择题

A: The door was open.
B: It ______ open. I had locked it myself and the key was in my pocket.

A. can't be
B. mustn't be
C. can't have been
D. mustn't have been
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单项选择题
That trumpet player was certainly loud. But I wasn't bothered by his loundness ______ by his lack of talent.
A. so much as
B. rather than
C. as
D. then
单项选择题
I am easy ______.
A. to get along with
B. to be got along with
C. to get along
D. to be got along
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