A.That's nothin
B.I'm sorry to hear that.
C.It's kind of you.
D.I'm afraid not.
A.I'm sorry, too.
B.That's right.
C.All right.
D.That's all right.
A.Sorry, I'm afraid not
B.Yes, I'm busy
C.l hope so
D.Certainly not
A.Sorry, Excuse me
B.Excuse me, Sorry
C.Sorry, Sorry
D.Excuse me Excuse me
Could I borrow your bike? ().
A.I'm not sure
B.I'm sorry, it's not at hand now
C.It's very kind of you
D.Thank you very much
A.I’m pleased to meet you.
B.See you some time later.
C.I’d better leave now.
D.I’m sorry I’m not free now.
—
A.That's all right.
B.It's very kind of you.
C.It is nothing.