3. What's wrong with your sister?

What's________ ________with your sister?

2. They are watching TV at home now.

They are watching TV at home________ ________ ________.

1. To eat a balanced diet is very important.

________very important________ eat a balanced diet.

5. -Do you often brush(刷) your________?

-Yes, I do.

A. tooths 　　　 B. toothes 　　 C. teeth 　　　　　　　 D. teeths

III. 按要求改写下列句子，每空一词。(10分)

4. -I am often ill. -________

A. I think so. B. That's OK. C. Really? Thank you. 　 D. I am sorry to hear that.

3. We're tired because we have________ yin.

A. too many 　 B. too much 　 C. many too 　　　　 D. much too

2. If you have a toothache, you should see a________.

A. policeman 　　　 B. teacher 　　 C. nurse 　　　　　　　 D. dentist

1. People smell (闻)with their________.

A. noses 　　　　　　　 B. ears 　　　　　 C. hands 　　　　　　　 D. mouths

5. My brother's________(speak) Chinese is very good.

I. 选择填空。(10分)

4. It's easy to stay________(health).