中国石油大学 / 中石油
正确率：100%
3. – Excuse me, are you free tomorrow evening? --___________.
A、You’re welcome.
B、I’m glad to see you.
C、It doesn’t matter.
D、I think so.
A、You’re welcome.
B、I’m glad to see you.
C、It doesn’t matter.
D、I think so.
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