Unit 1 Making a Unit 1 Making a differencedifferenceUnit 1 Making a Unit 1 Making a differencedifferenceGrammar Grammar InfinitiveInfinitive动词不定式的作用 Functions of Infinitive • 主语 (subject)• 宾语 (object)• 表语 (predicative)• 定语 (attribute)• 状语 (adverbial)• 宾补 (object complement)1. Seeing is to believe. To see is believing. Seeing is believing. To see is to believe.××√√√√××3. All you have to do is (to) finish the job quickly.2. My job is to help the patients.Ⅲ. 作表语 不定式常用在系动词 be, seem, appear, get, remain 等后作表语． 如果主语部分有个表示不定式内容的 do ，用作 表语的不定式可省略 to Ⅳ. 作定语 ( 常常表示将来的动作 )1. 不定式做定语时常放在被修饰的名词或代词之后 She was very busy and had no time to visit her friends. Ladies and gentlemen ,I have something important to tell you . 2. 当名词被 the first ,the last, the only 等词以及 形容词最高级修饰时 eg: She is always the first to come and the last to leave.①②4. 如果不定式是不及物动词 , 则后面需适当的介词 Please pass me some paper to write____. She has a nice pen to write _____. He bought a flat for the family to live ____.5. Do you have a letter to send? Do you have a letter to be sent?你有信要我寄吗？你有信要寄吗？onwithin3. 也可用在 have… to do 和 there be 句型中。 There is no one to take care of her. I have no jewelry to wear.eg: He spoke loudly (so as / in order) to be heard.Ⅴ. 作状语1. 表示目的 : to / in order to / so as to2. 表示原因 不定式可以用在作表语的形容词后作状语 , sorry, surprised, happy, glad, eager, angry, foolish, right, wrong, slow, quick, rude, cruel, disappointed 等。eg: I’m glad/pleased to see you. We were surprised to hear the news.3. 结果状语 : so + adj. / adv. + as to do… such + adj. +...
