Unit 2 I’ll help to clean up the city parks. Section A Grammar Focus - 4c课件2022-2023学年人教版英语八年级下册

Unit 2 I’ll help to clean up the city parks. Section A Grammar Focus - 4c Learning goals 1. To learn phrasal verb 学习使用短语动词【重点】 2. To learn to use infinitives 学习使用动词不定式【重点，难点】 Grammar Focus 1. 我想去帮助无家可归的人。 I’d __________ homeless people. 2. 你可以请求医院允许你探访儿童并让他们变得更高兴。 You could ___ hospitals ______ you visit the kids and cheer them up. 3. 她自愿一周去那里一次帮助孩子们学习读书。 She ________ there once a week _____ kids learn to read. 4. 她决定参加一个志愿者课后阅读节目的选拔。 She __________ try out for a volunteer after-school reading program. 5. 马里奥相信这会帮助他获得他的梦想工作。 Mario believes it can help him ______ his future dream job. 6. 我正在制作一些告示，并将它们张贴于学校里。 I’m making some signs _________ around the school. ask to let like to help volunteers to help decided to to get to put up Please underline the infinitive structures. 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 learn to read. I’m making some signs to put up around the school. would like to do ask sb. to do volunteer to do learn to do decide to do help sb. to do to do 表目的 let sb. do help sb. do Exercise 后跟sb + 动词原形： 三看 ( see, watch, notice )、三让( let, make, have )、二听( hear, listen to )、一感觉( feel )、半个帮助(help) 一、含义 1. 由“_____________”构成，是非谓语动词的一种。 2. 在句子中不能单独作谓语，也没有人称和数的变化，其否定结构是“_________________” 3. 在句子中可以作主语、宾语、定语、状语、补足语、表语等。 to＋动词原形 not to＋动词原形 Grammar Focus 动词不定式 infinitives 非谓语动词：to do/doing/done Infinitives动词不定式 He likes to read novels. I saw him come. We decided not to buy that house. 4) It is interesting to fly a kite. 5) Please let him not go there. 肯定： to + V.原 或者 (to)+ V.原 否定：not/never + (to) + V.原 Infinitives动词不定式的用法 1. To study hard is very important. 2. She plans to go and teach in the country. 3. The doctor told me