八年级英语下册Unit7InternationalcharitiesGrammar教案新版牛津版.docx

Unit 7 International charities教学目标知识与能力：1. To understand the structure of the passive voice.2. Master Passive voice in the simple present and past tenses过程与方法：1.first have seft-assessment learning in groups.2.discuss some problems the Ss have in groups 3. to get some Ss to explain the usage of the passive voice.情感态度与价值观： Develop the Ss to learn self-assessment.教学重点难点1. To understand the structure of the passive voice.2. Master Passive voice in the simple present and past tenses教 学 活 动 内 容活 动 组 织 过 程 改 笔Step 1 Presentation1. Give students a picture, present new words and phrases.2. Give students some passive sentences in the unit, translate them into Chinese.Step 2 Grammar1. 被动语态和主动语态的基本概念 当主语是谓语的执行者时，用主动语态。当主语是谓语的承受者时，用被动语态。如：We clean the classroom every day. The classroom is cleaned (by us) every day.2. 被动语态的基本构成主语be动词过去分词一般现在时Iamsupported.You/We/TheyareHe/She/Itis一般过去时Iwassupported.You/We/TheywereHe/She/Itwas3. Practice: Underline the passive voice in the following sentences.1) The cake was eaten by Daniel.2) Nancy bought a book yesterday.3) The little dog is looked after very well by Simon.4) He is reading English.5) The computer is bought by my uncle .6) I am woken up by my father every morning.4. 被动语态的基本用法1) 动作的执行者是泛指或者不言自明时。2) 在不知道动作的执行者是谁时。3) 需要强调动作的承受者时。 4) 出于委婉或礼貌而避谈动作的执行者时。5) 在被动语态的句子中, 如果我们需要指出动作的执行者, 可以由by引出。注意：有些动词常用于被动语态。如：He was born in Nanjing. The mobile phone was made in China.5. Practice 1)Today English _ all over China. A. teach B. teaches C. is taught D. are taught2) The meeting _ two weeks ago. A. hold B. was held C. were held D. is held3) The thief _ by the police last night. A. caught B. is caught C. was caught D. were caught4) The photos _ when I was young. A. were taken B. was taken C. are taken D. is taken 5) Millie is my best friend. I _ often _ to her party. A. is invited B. am invited C. are invited D. was invited6) Last year Beijing _ by a big sandstorm. A. is hit B. were hit C. will be hit D. was hit6. 主动语态和被动语态的句式转换主动语态主语She谓语(主动式)hurt宾语me.被动语态原宾语(改为主格) I谓语(被动式)was hurtby原主语(改为宾格)her.7. 主动+谓语+双宾语的句式转换主动语态主语He谓语(主动式)passed间宾me直宾a book.被动语态原直宾A book谓语(被动式)was passedtomeby原主语(改为宾格)him.原间宾(改为主格)I谓语(被动式)was passed原直宾a bookby原主语(改为宾格)him.注意：1)有些动词, 其主动语态形式含有被动意义，系动词smell, taste, sound, feel等。 The dish smells good. The music sounds nice. 还有一些不及物动词,常用主动语态, 和well, easily等副词连用, 含有被动意义。如: read, write, draw, sell, wash, cook, clean 等。 The books sell well. 这些书很畅销。The pen writes smoothly.2) 在感官动词和使役动词的主动语态句式中, 动词不定式的to常省去, 但是在被动语态中要加上to。 主动语态主语The teacher谓语(主动式)made宾语 him不带to的不定式retell the story.被动语态原宾语(改为主格)He谓语(被动式)was made带to的不定式 to retell the story by原主语(改为宾格)the teacher.8. Finish Exercises A-B on page 99-100.Step 3 Do some exercises把下列主动语态的句子变为被动语态,或把被动语态的句子变为主动语态。1. Tome often helps Jenny when she is in trouble.2. I bought a computer last week.3. The whole cake was eaten by Eddie yesterday.4. Many trees are planted by students and teachers every year.5. She takes good care of the children.Step 4 Homework1. Review the contents of this lesson.2. Finish the exercises in the workbook.3. Preview the next lesson.Learn some new words with some pictures.To learn about th e passive voiceMaster the form and usage.Underline the passive voice in the following sentences.Do some exercises.Pay attention to the special cases.Change the sentences into the passive voice.Check out the homework and preview.First the Ss must know about the meaning of the passive voice.Next they should master the form and usage of the passive voice.The Ss can learn to change the active voice into the passive voice .Pay attention to the special cases in usual study.课堂达标一、用所给单词的适当形式填空1. The building (use) as a training centre.2. When his eye problem (cure)3. Let me (show) you around my hometown.4. The lives of the patients with eye problems (improve) by the doctors two years ago.5. He pick up some (leaflet) on the Great Wall.二、单项选择 ( )1. At present, one of the best ways to study is working in groups.More chances to students to learn from each other.A. offer B. are offered C. have offered D. are offering( )2. a new library in our school last year? Yes, it was. A. Is; built B. Was; built C. Does; build D. Did; build( )3. Cotton(棉花) in the south-east of China. A. is grown B. are grown C. grows D. grow( )4. How many trees every year? About 256,000.000. A. are planted B. will plant C. have planted D. planted( )5. The Great Wall all over the world. A. knows B. knew C. is known D. was known板书设计8下 Unit 7 International charities Grammar1.被动语态的基本构成主语be动词过去分词一般现在时Iamsupported.You/We/TheyareHe/She/Itis一般过去时Iwassupported.You/We/Theywere被动语态的基本用法1) 动作的执行者是泛指或者不言自明时。2) 在不知道动作的执行者是谁时。3) 需要强调动作的承受者时。 4) 出于委婉或礼貌而避谈动作的执行者时。5) 在被动语态的句子中, 如果我们需要指出动作的执行者, 可以由by引出。教 后 反 思（上节课存在问题的解决情况、本课教学经验或问题描述、存在问题的原因分析、提出改进措施）This period is to learn the meaning ,forms and usage of the simple present tense of the passive voice.