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课件网) Unit2 I'll clean up the city parks Grammar focus-4c Mario and Mary ____ ___ several hours each week __ ____ others. Mario wants __ ___ an animal doctor. He _____ at an animal hospital. He wants __ _____ more about ____ __ care for animals. Complete the sentences. how to to help give up to be to learn volunteers Can you tell something about Mario to us? Mary is a book lover. She could read by herself __ ___ ____ of four. Last year, she decided __ ___ ___ for a volunteer after-school _____ program. Mary still works there once a week __ ____ kids _____ __ read. Volunteering here is a dream come true for her. She can what she _____ ___ ___and helps others at the same time. to try out at the age loves to do reading learn to to help Can you tell something about Mary to us? Grammar Focus I’d like to help homeless people. She decided to try out for a volunteer after-school reading program. You could ask hospitals to let you visit the kids and cheer them up. Mario believes it can help him to get his future dream job. She volunteers there once a week to help kids lean to read. I’m making some signs to put up around the school. 构成：to + do(动词原形) 用法： 1. 用作宾语 (v. + to do ) I want to buy a computer. She hopes to find a better job. I wish to go with you. 动词不定式 Summary 2. 用作宾语补足语：(v. + sb. + to do ) She asked me to help her. The teacher told him to come on time. Edison’s mother taught him to read and write. want sb. to do wish sb. to do get sb. to do order sb. to do find sb. to be like sb. to do would like sb. to do help sb. to do 作宾语补足语不带to 的情况： 比较： I heard her singing in the next room. I heard her sing in the next room. 常见动词有： 使役动词: let, make, have 感官动词: see, watch, hear, feel Let me do it. I saw him cross the street. 3. 用作状语(adverbial)： He came to show me his new CD player. (目的) I went there to see my teacher. (目的) She came back to get her English book. (目的) The boy was too scared to move.（结果） 4.用作主语 1) To be here at Christmas time is my dream. 2) To travel around the world is his dream. 3) To say is easy, to do is difficult. (可将其用形式主语it来替换) →It is my dream to be here at Christmas time. → It is his dream to travel around the world. → It is easy to say, it is difficult to do. 5. 用作表语 His work is to feed the animals. Her job is to look after the patients. My wish is to be a scientist. Give me something to drink. I have two books to read. I have much homework to do. He asked for a room to live in. I don’t have a pen to write with. 6. 用作定语 (不定式与被修饰词有动宾关系。若是不及物动词, 介词不能省略。) 7. 疑问词who, what, which, where, when, how 加to do可构成不定式短语, 在句中可用作主语、宾语、宾语补足语、表语等。 When to start has not been decided. (主语) I don’t know what to do. (宾语) He can tell you where to get the book. (宾语补足语) The question is who(m) to ask. (表语) 1. He made me ____ (tell) h ... ...
