V-ing-form-复习公开课

a. 一般式:V-ing 1.动词V-ing形式的一般式可用来泛指一 个动作，没有特别的时间意义。例如： Swimming is her favorite sport.
Learning is important to modern life.
Arguing about it is a waste of time .
ing form否定形式: not+ V-ing
His not coming made everyone present very disappointed. 他没来使在场的每个人都很失望。 Not knowing his phone number, we don’t get in touch with him. Not finding the lost boy , they had to return to the home . Not finishing his homework, he was not allowed to play football .
There
is no sense in doing 做……没有道理 There is/was no use doing 做……无意义 There is/was nothing worse than doing 没有比……更糟的 There is/was no point doing 做……无意义 我们不知道要去哪儿。 There was no knowing where we would go. 做这件傻事毫无意义。 There is no point doing such a silly thing.
V – ing form
V-ed (To) do
V-ing form 分为现在分词和动名词 两种情况。
V-ing形式的各种时态和语态: 时态 一般式 完成式 主动 doing having done
被动
being done having been done
否定式：not doing sth. 复合式：one’s doing sth.
4. The music sounds exciting.
(predicative)
5. My job is teaching.
(predicative)
6. There is a swimming pool in our school.
(attribute)
7.The boy standing there is a classmate of mine. (attribute) 8.W watch the children diving into the water from the top board. (object complement) 9.Hearing a sound ,the baby stopped crying . (adverbial)
Reading aloud is very helpful.
2. 动词V-ing形式的一般式可用来表示与 谓语动词同时发生的动作。
They went out of the classroom, talking and laughing. Being ill, he didn't go to school yesterday. His father died, leaving him a large sum of money. Knowing his address, I don’t still know how to go there . He lay on the grass, staring at the sky for a long time.
错过了这么振奋人心的演讲，我真的很遗憾。
(=I rally regretted having missed such an exciting lecture.) We remembered seeing the film. (=We remembered having seen the film.)
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②用形式主语it，把真正的主语ing形式移置句尾。 但这种句子形式有一定的限制，作表语的只能 是某些形容词或少数名词。 和夏洛克争辩是没有什么用的。 It is useless trying to argue with Shylock． 这事值得去做。 It’s worth making the effort． 想再解释一次有好处吗? Is it any good trying to explainit again? 跟你在一起工作是令人愉快的。 It is pleasant working with you．
注意：There
二、作宾语
①只能后接动名词作宾语的动词，常见的有 avoid，consider，enjoy，keep，finish， suggest, appreciate, dislike，delay，escape， imagine，postpone, mind，miss，practise， excuse，fancy ,risk , cannot stand, give up， put off，cannot help，feel like等。如： 我不能不去。 I can’t avoid going． 你是否考虑过找一位挚友? Have you considered looking for one special friend? 入高中高考英语群：4980299，享优质教辅资料！
归纳：常3;be +a waste of time doing 做……是浪费时间的 It is/was no good/use doing 做……是没益/用处的 It is/was hardly/scarcely worth doing 做……不值得 It is/was worth/worthwhile doing 做……是值得的 There is no doing 无法…… ， 不允许……
b.完成式: having done
1.动词V-ing形式的完成式表示一个已完成的动作，这 个动作发生或完成在谓语动词表示的动作之前。 Having lived in this city for three years, she knows it very well. 注意：在现代英语中，作宾语的动词V-ing形式的完 成式可用一般式来代替。 I really regretted missing such an exciting lecture.
c. V--ing的被动形式being done,表示它的逻辑 主语是动词-ing形式表示的动作的承受者。这 个动作通常是正在进行或是与谓语表示的动作 同时发生。 The question being discussed is very important. I can’t stand being kept waiting. 我不堪久等。 d. having done的被动形式having been done表 示动作在谓语表示的动作之前发生。 Having been shown the lab, we were taken to see the school library. 在被带去看了实验室之后，我们又被带去参观 校图书馆。
探究发现 ①Since then, finding ways to grow more rice has been his life goal. ②As a young man, he saw the great need for increasing the rice output. ③Yuan Longping searched for a way to increase rice harvests without expanding the area of the fields. ④However, he doesn’t care about being famous. ⑤He enjoys listening to violin music, playing mahjong, swimming and reading.
is no need to do sth 做……没必 要，在此句式中to do 不可换为doing.. 没有必要告诉她。 There is no need to tell her. 注意：-ing的逻辑主语由形容词性物主代词和 名词所有格构成。 我姐姐病了，使我很担心。 My sister's being ill made me worried. 你正确未必就意味着我错了。 Your being right doesn't necessarily mean my being wrong.
The function of V-ing
1.Learning a foreign language is very useful. ( subject) 2.I enjoy learning English. (object)
3.We can learn a lot about what a person is thinking by watching his or her body language. (object)
一、–ing 作主语
1．作主语 ①直接置于句首 1) 捉弄别人是我们万万不能干的. Playing tricks on others is something we should never do． 2)学习新单词对我来说非常重要。 Learning new words is very important for me． 3)说比做容易。 Talking is easier than doing.
⑥Spending money on himself or leading a comfortable life also means very little to him. ⑦Just dreaming for things, however, costs nothing. ⑧He awoke from his dream with the hope of producing a kind of rice that could feed more people. ⑨Mary’s being late for class made her teacher angry. ⑩It is no use arguing with him about such a matter.