英语:unit2 Healthy eating学案-2(新人教必修3)
英语:unit2 Healthy eating学案-2(新人教必修3)第2页

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Step 5. Read the text and translate the following phrases into English.

ought to do sth ______________ see sb doing sth ______________

be tired of ___________ lose weight ______________

get away with____________ tell lies_________

keep fit____________ win.......back_______________

Step 6. Comprehending Exx on page 11

Language points:

1.Wang Peng sat in his empty restaurant feeling very frustrated.

 feeling very frustrated 现在分词在句中作伴随状语

 eg. She sat on the chair reading a newspaper.(表伴随)

Walking in the street, she met her old friend.(表时间)

Seeing no body at home , she decided to eat outside.(表原因)

The child fell, striking his head against the ground.(表结果)

2. By now his restaurant ought to be full of people.

 Ought to 1) to show a moral duty 表示一种道义上的责任,应该

 Eg. She ought to look after her child better.

You ought to study hard to get a high mark.

     2)ought to have done 表示本应该...,而却没有...

 Eg.You ought to have come yesterday.

2. He thought of his mutton, beef and bacon cooked in the hottest, finest oil. 过去分词短语作后置定语,表被动。= which were cooked in the hottest oil.

Eg. The flowers picked by him are very beautiful.

There were few choices of food and drink on it: just rice, raw vegetables served in vinegar, fruit and water.

4. Nothing could have been better. 比较级与否定词连用表示最高级。

= All his food could have been the best.

Eg. I have never seen a better film.

There is nothing I like so much as playing football.

5. Something must have happened if Li Chang was not coming to eat in his restaurant as he always did.

Must have done: 情态动词+have done表示推测。

 1) 肯定句用:must(一定)/may(可能)/might(也许)

Eg: He must/may/might know the answer to this question?

   他一定/可能/也许知道这个问题的答案。

   It is cold in the room. They must have turned off the heating.

  屋里很冷,他们肯定把暖气关了。

 2) 否定句用:can't/couldn't(不可能)/may not/might not(可能不)

Eg: It can't/couldn't be the headmaster. He has gone to America.

    这不可能是校长,他去美国了。

    He may not/might not know the scientist. 他也许不认识那位科学家。

3) 疑问句用:can/could用于, can't/couldn't用于否定