摘要：5．A．Never mind． B．It doesn't matter． C．You're welcome．Ⅱ．对话问答 根据你所听到的对话及问题.选择正确答案.
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－Do you mind my sitting on the seat?
－________．It's for my sister．
[ ]
A．You'd better not
B．Not at all
C．It doesn't matter
D．Never mind
－What do you think of the talk show?
－________．
[ ]
A．Never mind
B．It doesn't matter．
C．I don't think so
D．I really can't stand it．
－Do you mind me smoking here?
－________．Look at the sign．It says, “ No smoking．”
[ ]
A．It doesn’t matter
B．No, I don’t．
C．You’d better not
D．Never mind．