Unit 4 Cartoons and comic strips Period 4 Speaking & Writing课件 2022-2023学年沪教牛津版英语八年级下册

Unit 4 Cartoons and comic strips Period 4 Speaking & Writing 牛津深圳版（广州·沈阳通用） 八年级下 Learning objectives 1.理解并掌握单词:island，storm，jacket，wave和短语weather forecast，life jacket，thank goodness，make it；认识单词mystery。 2.能够根据图片和提示为漫画设计说明文字和对话。 3.展开合理的想象力来设计和编写漫画的解释性文本和对话。 Revision 用被动语态完成句子 1.我们的作业必须按时完成。 Our homework _______________on time. 2.这个老妇人的钱可能被偷了。 The old woman’s money _________________________. 3.环境应该被改善。 The environment __________________. 4.图书馆里没有一本书被人拿走。 Not a book in the library ___________________. 5.让汤姆失望的是，他的小说还没有被出版。 To Tom’s disappointment，his novel ____________________. must be finished might be stolen by someone should be improved has been taken away has not been published Warm-up Have you seen these signs? What do they mean respectively? Part one Speaking Speaking Talk time How do you warn others if you encounter the following situations? Presentation Giving warnings Here are some ways of warning people. Talk time look out当心 watch out小心 watch out注意 give warnings提出警告 Presentation 一、概念 Imperative Sentence (祈使句) is used to express commands (命令), requests (请求), advices (劝告), warnings (警告), prohibitions (禁止) , etc. 二、定句的祈使句结构 1.肯定句：动词原形开头。 (1)be+形容词/名词 例1：Be quite, please！请安静！ Let's learn imperative sentences together. Presentation (3)实义动词原形+其他成分 例1：Make your own rules.给自己制定规划。 例2：Make her happy . 让她高兴。 (2)do+动词原形+其他, 目的是为了加强语气 例1：Do sit down.务必请坐。 例2：Do study hard.一定要努力学习。 Presentation (4)let+宾语+动词原形+其他 例：Let me help you！我来帮你吧！ 例：Let's go at once.咱们马上动身吧。 二、否定句： (1)Don't+动词原形 例：Don't eat in the classroom.不要在教室里吃东西。 例：Don't eat between meals. 正餐之间不要吃零食。 Presentation (2)Let's+ not+动词原形 例：Let him not go.让他走。 例：Let them not play with fire.别让他们玩火。 (3)No+名词/v-ing 例：No smoking. 不要吸烟。 例：No parking!禁止停车! Let's do A1 Read the conversation below and practise it in pairs.Then, find four warnings in the conversation. Peter : Let’s have a look in the South Shopping Centre. Judy: All right, but watch the steps as you go in. Peter: Thanks. Let’s