八年级英语下册 Unit 7 International Charities Grammar教案 （新版）牛津版.doc

unit 7 international charitiesgrammari. teaching aims and learning objectivesby the end of the lesson, students should be able to:1. grasp the structures of the passive voice in the simple present and past tenses; 2. understand the differences between the passive voice and active voice; 3. use the passive voice correctly. ii. teaching contentsnew words and phrases: hold, set, leaflet, including, hand out, set upiii. focus of the lesson and predicted area of difficultyuse the passive voice in the simple present and past tenses correctly. iv. teaching proceduresstep 1 lead-in t: what is it? yes, iphone. who invented it? jobs invented the iphone. we can also say the iphone was invented by jobs. t: what does orbis need? orbis needs more money. we can say more money is needed by orbis to help blind people.【设计意图：从学生熟悉的主题导入本节课的目标语法项目一般现在时和一般过去式的被动语态。】step 2 presentationt: look at the picture. do you know what the class 1, grade 8 students are doing?s: the students in class 1, grade 8 will hold a charity show. they are preparing for it.t: yes. and the members from orbis, oxfam, wwf and unicef also want to take part in the charity show.1. talk about orbist: look at the pictures and talk about orbis. you can use the conversation as a model.【设计意图：通过师生间有关单元话题的对话，自然地呈现目标语法结构。】2. talk about wwft: look at the picture. what does it tell us?s: many trees are planted in spring. many trees arent planted in winter.t: how about this picture?s: lights were turned off to protect the earth last year.lights werent turned on to protect the earth last year.【设计意图：在保护环境的语境中，引导学生仔细观察、思考并归纳出一般现在时和一般过去式的被动语态的肯定句及否定句的结构。】3. talk about uniceft: unicef will send some cartoon books to the children in poor areas. the children like tom and jerry very much.can tom catch jerry? (active voice) at last, jerry was caught by tom. (passive voice)4. talk about oxfamt: oxfam will give some food to the people in need. the members of oxfam made some bread.please put the active voice into the passive voice【设计意图：通过简单的句子讲解主被动语态转换的问题。】step 3 practice1. complete the sentences t: turn to pages 99100, and finish the exercises. you can write out the sentences using the active voice and then turn them into the passive voice.【设计意图：让学生在简单的操练中巩固一般现在时和一般过去时的被动语态的肯定句结构。】 2. when to use the passive voice(1) use the passive voice to describe what happened to the people with eye problems.the plane is used as a hospital.his eye problem was cured two months ago.the lives of the patients with eye problems are improved.(2) work in pairs and discuss when we use the passive voice.a. it is obvious who performs the action.b. we dont know or dont need to know who performs the action.c. the action is more important than the person who performs the action.【设计意图：让学生观察体会本单元课文中的被动句，感知被动语态的意义、功能及用途。】3. identify the passive voice in different tenses4. correct the sentences5. complete the conversation6. fill in the blanks 【设计意图：巩固练习由易到难，最后的语篇填空融阅读与语法训练为一体，有助于激发学生学习语法的热情。】 step 4 production look and sayt: unicef and oxfam have done a lot for the people in need. work in groups of four and choose one organization to describe its activities. remember to use the passive voice. ill choose