从方框中选择适当的句子补全对话。其中有两项是多余的。

A：You look terrible. 1     

B：My chest hurts and it is difficult for me to breathe.

A：I'm sorry to hear that. 2     

B：Yes, I have. The doctor gave me some medicine. She told me to have the medicine three times a day. 

A_: 3     

B：I have been like this for three days. 

A：You should stay at home and have a rest.

B：4     I have a test tomorrow.

A：Don't worry. 5      

A.  How long have you been like this?

B.  Have you seen a doctor?

C.  What's the matter with you?

D.  I can't bear the environment here.

E.   I can help you with your lessons.

F.   I don't want to stay at home.

G.  Pollution can cause people to become sick.

1. _______  2.______  3. _________

4. _______  5. _________

5. If the government didn't solve this problem，you could      (写信)the newspaper.

4.___________ (空气污染)has caused ___________ (太多的）breathing problems.

3. He failed the exam，so he was ______________  (心情不好）.

2. The factory makes      (太多的)noise. It is       (太)noisy.

1. She      (看起来虚弱）after her illness.

5. Because of the waste water, there are many        ( die) fish in this river.

3. I have a serious cold. It's difficult for me     ( breath ) now.

4. The bad air makes the old man       (cough).

 2. It's going to rain. You'd better      (take) an umbrella.