be fit for 合适，胜任 keep/stay fit 保持健康

fit in with 适合，符合 It is fit for sb to do sth 某人做...是合适的

5. diet n. 饮食、日常食物 vi. 进食、节食、进特种饮食

go/be on a diet 节食

6. breathe vt. 呼吸、注入breath n. 呼吸、气息 breathless adj. 屏息的、无风的

　breathe in/out 吸气/呼气 catch/hold one's breath屏息

take a deep breath 深呼吸 out of breath 上气不接下气

【合作探究】

Grammar 1 : Nouns used as verbs

Ⅰ. Look at the verbs in bold. What are the nouns of these verbs?

A. When Zhou Kai's mother saw him heading towards the front door without a jacket on, she eyed him anxiously.

B. And I'm not overweight so I never have to diet.

Ⅱ. Complete the sentences using the words as verbs

finger hand house mother taste

1. Stop _______ me! I'm not a child.

2. This apartment _______ six people and a dog.

3. She ________ the silk gently.

4. It ________ really delicious.

5. Can you ________ me those papers?

Grammar 2 : will/be going to for future actions

Ⅰ. Look at these sentences and phrases. Complete the sentences with will or be going to.

1. Can you lie down, please, and I'll examine you?

2. I'll write you a prescription.

3. My wife's going to visit her this afternoon.

4. My wife's going to pick me up in a quarter of an hour.

5. And I'll ring the hospital.

A . You use____ when the speaker decides to do something as he speaks

B . You use________ when someone decided to do something before.

Ⅱ. Complete these sentences. Use be going to or will .

1. My sun has a pain in his stomach and ____________ have an X-ray.

2. It's ten o'clock and I've got a headache. I think I____take an aspirin.

3. I've thought about it a lot and I_________ start diet tomorrow.

4. My daughter has decided to study medicine. She _______be a doctor

5. Oh no, my medicine is almost finished! I______ ask the doctor for another