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课件网) 英语·基础模块3 Nonfinite Verbs (Ⅰ) Unit 2-(4) 非谓语动词（Ⅰ） Warm-up Let’s read the following dialogue. A:Have you ever heard about nonfinite verbs？ B: A:Do you know what nonfinite verbs are B: A:Well, do you really want to know about them B: A:A non-finite verb is a verb form that does not show tense or have a subject(非限定动词是一种动词形式，它没有时态，也没有主语). Therefore, a non-finite verb is never the main verb in a sentence(因此，非限定动词在句子中永远不是主要的动词). Sorry, I haven’t. No, I don’t. What are they Yes, of course. You can tell me something about it. B: What are nonfinite verbs A: The main types of nonfinite verbs are 1)infinitives 不定式 (with or without to), 2) -ing forms ing形式的词 (现在分词+动名词) 3) past participles 过去分词 B: What are the functions (作用) of the nonfinite verbs A: Nonfinite verbs function as nouns(名词), adjectives(形容词), or adverbs(副词), or combine with a finite verb for verb tense(与一个限定动词搭配作为时态出现). B:Thanks very much.You are very helpful. Nonfinite Verbs 非谓语动词 1. To hear your voice is so nice. 2. Reading makes our life happy. 3. I was pleased at the news. 非谓语动词 指不能单独作谓语，但同时仍保留动词某些特征的动词形式。它们没有人称和数的变化，但可以有自己的宾语、状语等。非谓语动词有三种，即动词不定式、动名词和分词（含现在分词和过去分词）。 (动词不定式) (动名词) (过去分词) (Ⅰ) Nonfinite Verbs 非谓语动词 动词不定式构成：to+动词原形 动词不定式在句中作主语、表语、宾语、宾语补足语、定语和状语。（就是不作谓语） To learn a foreign language is not easy. Her job is to look after the children. You need to keep a few tips in mind. My mum told me to have a rest. I want something to drink. Yesterday they came to visit us. 作状语 作宾语补足语 作宾语 作表语 作主语 作定语 Let’s read the following sentences together. (Ⅰ) Nonfinite Verbs 非谓语动词 动名词构成：动词原形+ing 动名词在句中作主语、表语、宾语和定语。 Learning new words is very useful to me. Her job is teaching English. I enjoy listening to music. There is a swimming pool in our school. 作宾语 作表语 作主语 作定语 Let’s read the following sentences together. (Ⅰ) Nonfinite Verbs (Ⅰ) 1. Read and pay attention to the nonfinite verbs. 1) Shopping is so different now! ( ） 2) You need to keep a few tips in mind. ( ) 3) Seeing is believing. ( ) A B A A A 动名词作主语、表语 不定式作宾语 动名词作主语 Practice Let’s read the sentences. Nonfinite Verbs (Ⅰ) He wants to go swimming with us. His wish is to work in a big factory after graduation. Now online shopping is very easy. Practice 4. Let’s read aloud the following! Practice 1. Walking is a habit you should develop from the beginning. 2. Running like a maniac will not solve any problem. 3. I like baking bread. 4. She enjoys reading books every night before bed. 5.This movie is frightening. 6. My job is teaching. 5. Let’s read aloud the following! Practice 1. To see is to believe. 2. To ask him for help is o ... ...
