Lesson 20 单词讲解
1. catch v. 抓到
catch fish
catch fire
catch a bus
catch a cold
catch caught caught
2. waste n. 浪费
It’ s a waste of time / money / food.
v. 浪费
Don’ t waste your time.
Wasting your time is wasting your life.
2. waste n. 浪费
recyclable
other waste
Lesson 20 课文 &语法讲解
动名词 doing
1.作主语
_______ (fish) is my favourite sport.
2.介词后，作宾语
I often fish for hours without _______ (catch) anything.
3. Some fishermen are unlucky.
un-
unhappy
unpleasant
unimportant
Uninteresting
4. Instead of catching fish, they catch old boots …
instead of …
catch fish
5. After having spent whole mornings … , I always go home with an empty bag.
6. ‘ You must give up fishing!’ my friends say.
must L17
give up sth./doing
give up smoking
7. ‘ It’ s a waste of time.’
8. I’ m not really interested in fishing.
be interested in …
9. I am only interested in sitting in a boat and doing nothing at all !
Lesson 20 知识拓展
本课重点 :
doing 作主语／介词后作宾语
Playing is my favourite sport.
Playing tennis is my favourite sport.
Playing tennis with my friends is my favourite sport.
Playing tennis with my friends every Sunday is my favourite sport.
Playing tennis with my friends every Sunday is my favourite sport.
It is my favourite sport playing tennis with my friends every Sunday .
He sat there. He didn’ t say anything.
He sat there without saying anything.
She went out of the shop. (without) She didn’ t pay the bill.
She went out of the shop without paying the bill.
She was afraid. (of) She didn’ t spend the night alone.
She was afraid of spending the night alone.
Think carefully. (before) Answer my question.
Think carefully before answering my question.
本课重点 :
doing 作主语／介词后作宾语
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