外八上不定式讲解及相关练习.docVIP

外研社八年级上不定式讲解及相关练习 一、什么是不定式？ 1. One is never too old to learn. 活到老，学到老。 2. To see is to believe.眼见为实。 3. To know oneself is true knowledge. 人贵有自知之明。 4. To say is one thing and to do is another. 说时容易，做时难。 5. To be angry is to punish yourself for anothers sins. 生气是拿别人的过失惩罚自己。 6. To be, or not to be. This is a question. 生存还是死亡，这是个问题。 二、动词不定式的结构： to+动词原形 三、动词不定式的意义：可是表示将来的行为和目的。 如：I want to go to the movies. （表将来的行为） He planned to see the Beijing Opera. （表将来的行为） I come here to visit my cousins. (表示目的) To see the PPT more clearly, they turned off the light. (表示目的) 四、动词不定式充当什么句子成分？ 动词不定式一般可以作宾语、宾语补足语、目的状语、后置定语、表语、主语等。 做宾语 I want to go to the movies. He planned to see the Beijing Opera. They decided to stay at home because it was raining . Lingling offered to take me there. I tried to write learn English well. Lao She started to teach Chinese in London in 1924. Teachers hope to help their students with their study as much as they can. I’d love to see that exciting movie again. 后接不定式作宾语的动词还有fail, refuse, need, afford, agree, manage, intend, learn等等 做宾语补足语： 结构：动词+宾语+动词不定式 It allows people to get closer to animals. 它让人们更近距离接触动物们。 Mr. Han told us not to make too much noise. 韩先生告诉我们不要弄出太大声言。 有些动词接不定式作宾语补足语时，可以接不带to的不定式，常见的这类动词有：help, make, let, have, hear, feel, see等。 His words made everyone laugh. I’ll have Tony show you around the school. 我会让托尼带你参观校园。 Let me help you! I heard him cry next door just now. 既可接不定式做宾语又可接不定式做宾语补足语 动词expect, would like/love, wish, want, … 3、做目的状语： We work hard to improve our English. I come here to visit my cousins. To see the PPT more clearly, they turned off the light 4、做后置定语： Many wild animals don’t have a safe place to live. They were locked in the room and didn’t have anything to eat. I have nothing to do at the weekend. . 5、做表语： 主语通常有：job, dream, wish, idea, plan, work, duty… Her job is to sell tickets. 6、做主语： To sell tickets is her job. adj. + to do sth. 1. sb. + be + adj. + to do sth. 表示某人对某件事情的态度。如：“见到你很高兴” pleased, glad, sur