文档介绍：非谓语动词非谓语动词,又称非限定动词,指不能单独用作谓语,而是用于充当其他语法功能的动词。这类动词没有人称和数的变化,但可以有自己的宾语、状语等。非谓语动词有三种:不定式( Infinitive )、动名词( The Gerund )和分词( Participles )。(一)动词不定式有两种形式,一种是带 to 的不定式,一种是不带 to的不定式。 I’ e to seek your advice. What you said made me think .(二)不定式具有动词的一些特征。 I asked him to tell me his name .我让他告诉我他的名字。 I prefer to go there by bike .我宁愿骑车去. (三)不定式在句中可充当许多成分。 1) We e to learn from you. 我们是来向你们学****的。 2) He pretended to have been studying. 他假装一直在学****3) To teach is to learn twice. 教学是在学****4) I’ ll get someone to help you. 我将找人来帮你。 5) They warned me not to be late. 他们告诫我不要迟到。 6) Do you have anything to declare? 你有什么要申报吗? 7) Our plan is to finish the work next week. 我们的计划是下星期完成这项工作。 8) His dream is to be an engineer. 他的梦想是当一名工程师。他去美国学****英语。(四) 不定式的否定形式通常是在不定式符号 to之前加 not , never 等否定词。 The doctor has told him not to eat spicy food. She wished never to see him again. 他决定不做那事。 He decided not to do that. (五) to do to be done to have done to have been done to be doing ————— to have been doing —————(六)逻辑主语每个不定式都有其逻辑主语,它可能是句子的主语、宾语,也可能由 for 或 of引出。 I will have a lot of work to do this Sunday. I’ d prefer you to keep the news secret. It’ s rude of you to say so. It’ s important for us to look into the world. (七) 不定式构成谓语 It doesn ’ t make sense. 这没有意义。 You can make it! 你能做到! Are you going to have a party? You are free to go home. 你可以回家了。 He is said to be a good leader. 他据说是一个好领导。(八) 不定式作主语 To hesitate means failure. 犹豫不决就意味着失败。 It is not easy to remember all these words in an hour. It’ s virtue to admit and e one ’s ings. 正视并克服自己的缺点是一种美德。 How long did it take you to finish the work? It’ s beyond my ability to solve this problem. 要解决这个问题我力所不及。我决定学工程学。 I have decided to study engineering. (九) 不定式作宾语 She refused promise her principles. 她的原则寸步不让。他们没有决定是否去。我不知道怎样去火车站。 They haven ’ t decided whether to go . I don ’ t know how to get to the station. She gave me lots of valuable advice on how to lose weight. 她给我提出一些如何减肥的好建议。请允许我自我介绍一下。 Allow me to introduce myself. (十