根据对话内容，选择恰当的句子补全下列对话。（每小题1分，共 5分）

(At the doctor’s)

A: Good morning, doctor!

B:    1.      What’s wrong?

A: I have a sore throat.    2.     

B: How long have you been like this?

A:    3.   

B: Have you taken your temperature?

A: Yes. My temperature is OK.

B:    4.   Say “Ah”… You have a cold.

A: Is it serious?

B: Nothing serious.     5.     You’ll get better soon.

A: Thank you, doctor!

 – How long have you been collecting stamps?

– Ever ______ I was twelve. I have been collecting stamps for about eight years.

A. since                         B. before                     C. by

Choose the best response from A to F according to the sentences given. Each choice should be used only once.

(A man and a woman are talking at the Shanghai Hongqiao Airport)

M: The airplanes are late, aren’t they?

W:    1  I never expect planes to be on time.

M: Are you working here or just a visitor?

W: A visitor.

M: How long have you been here?

W:   2     .

M: What places of interests have you been to?

W: Quite a lot, like the Great Wall in Beijing, West Lake in Hangzhou.

They are really wonderful.

M:    3   

W: You know, China is a country with a long history and it’s quite beautiful.

M:     4 

W: Yes, of course. It’s delicious.

M: Oh, here is my airplane at last. I must go now. Bye.

W: Bye!   5   

M: Me, too. Take care.

---How long have you been running ?  ---Since ______ .

A. two hours  B. two hours ago  C.I am ten years old  D. for two hours

—What a nice motorbike! How long have you        it?

—About half a year.

A．had                  B．bought               C．taken