4.
A. Sure. Leave it to me.
B. That's great.
C. I think it's too expensive.
D. I'm afraid it doesn't work.
5.
A. It's my pleasure.
B. No, thanks.
C. I'm sorry to hear that.
D. Yes, you are right.
Task 3Listen to the following short dialogues twice and choose the appropriate answers.[音频]1.
A. Teacher and student.
B. Patient and doctor.
Customer and salesman.
D. Husband and wife.
2.
At reception of a hotel.
B. At a post office.
C. At school.
D. At a ticket office.
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