Speaker A: It is very cold today, isn’t it? Speaker B: _________________
A.Yes, it is.
B.Yes? I don’t think so.
C.No, it’s hot today.
Speaker A:____________Speaker B:Yes. I ' d like you to have my bike repaired.
A.Shall he come to your help?
B.Can I help you?
C.I beg your pardon?
Speaker A:Do you think I could borrow your bike? Speaker B:____________
A.Yes, you may borrow.
B.Yes, you could.
C.Yes, help yourself.
Speaker A:Sorry if I've hurt you. Speaker B:____________
A.Of course.
B.How nice of you to say so.
C.That's all right.