高中英语语法(词法)多媒体教学-非谓语动词ppt课件_4.ppt

非谓语动词 1．性质：它具有动词的特点，但在句子中起着名词、形容词、副词的作用，充当主语、表语、定语、宾语、宾语补足语、状语的作用，即：除谓语以外一切成分。 2．形式 不定式相当于名词、形容词、副词。充当主语、宾语、定语、表语、宾语补足语、状语。 动名词相当于名词充当主语、表语、定语、宾语。 分词相当于形容词、副词。作表语、定语、宾语补足语、状语形成分 3．语态：必须搞清逻辑主语与非谓语动词的关系，从而来确定非谓语动词态的语态。 逻辑主语能发出该动作 （发） 逻辑主语不能发出该动作 （收） 不发不收用结构： 动词不定式：用结构。 动名词：用结构。 分词：用独立主格结构 1．不定式作主语： Warm up exercises: 1) change the following into the infinitive 1. ______( die ) for people is a glorious thing. 2. ______( talk ) with him is a great pleasure. 3. ______( help ) others is our duty. 4. ______( see ) is to believe. 5. ______( seat ) at the back of the classroom made the students surprised. 2) change the sentences above into the ones using “it” as informal. 3)A: 如果要说明不定式表示的动作是谁做的，可以在不定式前加一个由for 引起的短语。 It is easy for the students to read. It will be a mistake for us to help you. B: 下列形容词作表语时，不定式前常加一个of 引起的短语，来说明不定式指 的是谁的情况，这些形容词是： kind, good, nice, wise, unwise, clever, silly, wrong, right, foolish, stupid, careless, rude, polite, naughty etc. It’s kind of you to think so much of us. It’s unwise of him to leave home at once. It ‘s wrong of him to speak bad behind others. It’s wrong for the south to break away from the Union. 2．不定式作表语 1. Her work is ______( look )after the children. 2. My aim is ______( go ) to Tsinghua University. 3. She seemed ______( think ) about the problem. 4. They appeared _____( agree ) with what we said. 不定式作表语时可以和主语部分调换。 3．不定式作宾语： 有些及物动词常用不定式作宾语。常见的动词有： want, demand, like, hate, hope, begin, seem, fail, help, offer, manage, pretend, forget, remember, promise, prepare, learn, expect, agree, determine, prefer, intend, etc. They wanted ______( get ) on the bus, didn’t they? He said he wished______(be )a professor. I agreed______ (go ) there with the doctor. My daughter preferred ______( dance ) when she was in her twenties. He had promised ______(give) me a ha