动词不定式的作用FunctionsofInfinitive.pptVIP

动词不定式的作用 Functions of Infinitive 1 主语 (subject) 2 宾语 (object) 3 表语 (predicative) 4 定语 (attribute) 5 状语 (adverbial) 6 宾补 (object complement) 2 使役动词( let, have, make)后边坐宾补时，省去to, 但是在被动语态中要还原to. Let me hear you play the piano. They made the workers work day and night The workers were made to work day and night. 不定式的时态 不定式的一般式 to do I am glad to see you. he has decided to give her some money. 表示的动作通常与谓语所表示的动作 或状态同时或者几乎同时发生，或是 在他之后发生。 不定式的进行式to be doing I am very glad to be working with you. He pretended to be working hard when his boss passed him. 表示的动作通常与谓语动词表示的动 作同时发生。 不定式的完成式to have done He happened to have seen the film before. The novel is believed to have been translated into Chinese. 不定式所表示的动作发生在谓语动作 或状态之前。 不定式的完成式to have done He wanted to have met you at the airport, but he didn’t get there in time. 表示过去没有实现的期待或者计划 hoped, promised, wanted, wished, expected, planned… 不定式的完成式to have done I would like to have given her the gift. He would like to have played the violin at the concert. 不定式的完成式在would like后边表示 未能实现的愿望。 不定式的语态 主动语态 to do 被动语态 to be done It is an honor for me to be invited to attend the meeting. Everyone likes the hero to be praised. 省略to 与省略do We asked him to stay till the next day, but he refused to. Are you a teacher? Yes, and I have to be What we want to do now is lie down and have a good rest. I didn’t say anything but to make a gesture. 固定词组和句型 1. prefer n. (doing) to n. (doing) 2. prefer to do sth rather than do sth 3. would rather do 4. would rather +句子（虚拟语气） 5. advise/allow/permit/forbid sb to do advise/allow/permit/forbid) doing * 1. Seeing is to believe. To see is believing. Seeing is believing. To see is to believe. × √ √ × 3 作表语 不定式常用在系动词 be, seem, appear, get, remain等后作表语． All you have to do is (to) finish the job quickly. 2. My job is to help the patients. 3 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 4 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