外研版(2019)英语必修第二册《Stage and screen》PartⅡ PPT
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《Stage and screen》PartⅡ PPT
第一部分内容:语法精讲
一、基本特征感悟
【感悟用法】
动词的-ing形式在句中作状语,修饰谓语动词或整个句子,表示动作发生的时间、原因、条件、结果、让步或伴随情况等。
①Turning around,I saw a car driving up.转过身,我看见一辆车开过来了。
②Having sent her child to bed,she began to read the newspaper.
送孩子上床睡觉后,她开始读报纸。
③Not knowing his telephone number,I couldn’t get in touch with him.
我不知道他的电话号码,所以联系不上他。
④He came running back to tell me the news.他跑回来告诉我这个消息。
⑤Having been shown around the factory,they were very happy.
被领着参观了工厂后,他们很高兴。
【自我总结】
1.句①为现在分词的一般式____________作状语。当动词-ing形式的动作与谓语动词的动作同时发生或几乎同时发生时,用一般式。
2.句②为现在分词的完成式________________作状语。当动词-ing形式的动作先发生,而谓语动词的动作后发生时,用完成式。
3.句③为现在分词的否定式________________作状语。动词-ing形式的否定式是在它的前面加not。
4.句④动词-ing形式的主动式。表示非谓语动词和句子的主语(分词的逻辑主语)之间为____________关系。
5.句⑤动词-ing形式的被动式。表示非谓语动词和句子的主语(分词的逻辑主语)之间为____________关系。
二、主要用法精讲
动词的-ing形式(短语)可以在句中作状语来修饰谓语动词或整个句子,用来表示动作发生的时间、原因、条件、结果、让步、方式或伴随情况等。表示时间、原因或条件时,通常位于句子的前部;表示方式、伴随或结果时,通常位于句子的后部。
1.作时间状语,相当于时间状语从句
Hearing the noise,I turned round.=When I heard the noise,I turned round.
听到响声我转过身去。
2.作原因状语,相当于原因状语从句
Being too young,he couldn’t join the army.=Because he was too young,he couldn’t join the army.因为年轻,他不能参军。
3.作条件状语,相当于条件状语从句
Working hard,you’ll succeed.=If you work hard,you’ll succeed.
努力工作,你会成功的。
4.作让步状语,相当于让步状语从句
动词-ing短语作让步状语,相当于一个让步状语从句,有时它的前面可带有连词although,whether,even if,even though等。
Admitting what she said,I still think that she hasn’t tried her best.
=Although/Though I admit what she said,I still think that she hasn’t tried her best.
尽管承认她所说的话,但我仍然认为她没有尽最大的努力。
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Stage and screen PPT,第二部分内容:即学即练
写出下列句中的现在分词短语的用法
1.Not knowing how to work out the difficult physics problem,he asked the teacher for help.____________
2.Turning to the left,you will find the path leading to the park.____________
3.Weighing almost one hundred kilos,the stone was moved by him alone.____________
4.Having finished his homework,the boy was allowed to watch TV play.____________
5.The child came to his mother,running and jumping.____________
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