SPACE: THE FINAL FRONTIER 人教（2019）必修三 UNIT 4 UNIT 4 SPACE EXPLORATION Infinitives 不定式的定义： 不定式是动词的一种非限定形式,由“to+动词 原形”构成，没有人称和数的变化，在句中不 能独立作谓语。 但不定式具有名词、形容词和副词的特征，在 句中可以作主语、宾语、宾语补足语、表语、 定语、状语等。 {2D5ABB26-0587-4C30-8999-92F81FD0307C} 主动语态 被动语态 意义 一般式 to do to be done 表示动作与谓语动作同时发生或发生在谓语动作之后 进行式 to be doing 表示谓语动作发生时, 不定式的动作正在进行 完成式 to have done to have been done 表示动作发生在谓语动作之前 完成进行式 to have been doing 表示动作发生在谓语动作之前且一直持续到谓语动作发生时仍在进行 基本结构: “ to + 动词原形”, to是不定式标志, 无意义, 有时不定式符号to可省略。 否定形式: not to + 动词原形 动词不定式的结构 不定式的结构： To see is to believe． 宾补 宾语 主语 表语 The boy was seen to fall off the tree. I want to know this matter. 定语 状语 2. I rushed back and sought through the library but only to find nothing. On 12 April 1961,Yuri Gagarin became the first person in the world to go into space. Some scientists were determined to help humans realise their dream to explore space. 1. I trained for a long time to fly airplanes as a fighter pilot. 3. I’m delighted to know that you are keen to pay a visit to China. Self-study 阅读《英语语法———动词不定式（非谓语）》材料，红笔勾画重要考点 Don’t forget your confusions! 要求： 1.手不离笔,及时记录疑惑； 2.勾画学习目标、重难点，明确任务 3.坐姿端正 讲 The Infinitive as the Attributive (动词不定式用作定语) 1. The question_____(discuss) tomorrow is very important. The question _____(discuss)yesterday was important. The question _____(discuss) now is very important. 2.China has become the first country _____(land) a vehicle on the far side of the moon. Lin Qiaozhi was the first Chinese woman_____(elect)as the director in PUMC. He is the last person in the earth_____(lie). 3. It is nothing_____(do) with you. 4. He has a desire_____(get) a deeper insight into traditional Chinese culture. Please cherish the chance_____(give) by our school. 定语 discussed being discussed to be elected to land to get to lie to be discussed to do given 常用to do做后置定语的抽象名词：plan；promise； wish；urge(冲动)； desire dream； ability； chance； attempt（企图）anxiety； decision； offer(主动提供帮助)； right； power； need；opportunity 用在there be … to do句型和have … to do句型中，表“有…...要去做” There is no one _____(water) the flowers. I have no work _____(do). 注意：1)主动形式表被动含义 He has something _____(give) me. One of the most famous figures _____(respect) is Lu Xun. 2)不定式动词为不及物动词，和所修饰的名词是动宾关系时，须加介词 I have nothing to worry _____. to water to do to give to respect about 定语 单句语法填空 ①In many homes in the UK, the first person _____ (wake) up has to make tea for the family． ②The airport _____ (complete) next year will help promote tourism in this area． ③The best way _____ (improve) your English is to join an English c ... ...
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