(
课件网) Unit 4 Space Exploration Discovering Useful Structures Mystery creates wonder and wonder is the basis of man's desire to understand. --Neil Armstrong 神秘创造奇迹，而奇迹是人类渴望理解的基础。 Learning Aims: 1. To learn the usage of infinitive used as attribute or adverbial in a sentence. 2. To apply what we learn in this period to exercises, especially in writing and grammar filling. Step I Exercise 用所给词的适当形式填空并理解其语法成分。 1. It's a great honour for me _____(stand) here and give you a speech. to stand 主语 2. I want _____(work) in the country. to work 宾语 3. He asked me _____(do) the work with him. to do 宾语补足语 4. I have some books for you _____(read). to read 定语 5. I came here _____(see) you. to see 状语 Summary: 动词不定式由“_____”构成，可以在句子中充当_____。 to+动词原形 主语、宾语、宾补、定语、状语 Step II Infinitive as attribute 用所给词的适当形式填空。 1. We have a lot of homework _____(do) today. 2. He hasn’t kept his promise _____(write) to his parents regularly. to do to write Summary: 动词不定式作定语通常放在名词、代词或不定代词的_____作后置定语。 后面 Step II Infinitive as attribute 用所给词的适当形式填空。 1. The newspaper reporter was the last _____(walk) out of the cave. 2. This is the third question _____(discuss). to walk 被动关系 to be discussed Summary: 中心词被形容词最高级、序数词或all, any, no, only等限定词限定时, 后接不定式(短语)作定语。中心词为不定式的执行者时用_____(主动式), 中心词为不定式承受者时用_____(被动式)。 to do to be done Step II Infinitive as attribute 用所给词的适当形式填空。 1. A good teacher must have the ability _____(make) himself understood. 2. He made a promise _____(come) here on time tomorrow. 3. Women have no right _____(vote) and _____(vote) in that country. 在那个国家, 女性没有选举权和被选举权。 to make to come to vote 被动关系 to be voted Summary: 常用在抽象名词attempt, ability, belief, chance, decision, desire, effort, determination, means, plan, promise, right, time, way, wish或不定代词something, nothing等后面作后置定语; 若其逻辑主语是句子的主语, 不定式用主动式, 逻辑主语为不定式承受者时用被动式。 Step II Infinitive as attribute 用所给词的适当形式填空。 1. Give me a pen _____(write) with. 2. There is nothing _____(worry) about. 3. He is looking for a room _____(live) in. to write to worry to live Summary: 作定语的动词不定式如果是不及物动词或者不定式所修饰的名词或代词是不定式动作的地点、工具等，不定式后面须有相应的介词。 Step II Infinitive as attribute 主动语态 被动语态 一般式 to do to be done 否定式 not to do not to be done 进行式 to be doing 完成式 to have done to have been done 完成进行式 to have been doing 动词不定式的时态和语态 Step III Exercise 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 club． ④Carol was happy t ... ...
