被动语态公开课课件.ppt
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1、The Passive Voice 被动语态被动语态-一般现在时的被动语态1.你的衬衫是棉的吗?你的衬衫是棉的吗?_ your shirts _ _ cotton?2.是的是的,而且它们产于美国。而且它们产于美国。Yes,they are.And they were _ _ the US.3.飞机模型是由什么制成?飞机模型是由什么制成?_ the model plan _ of?made inAre made ofWhats madereview4.它是由旧木头和玻璃制成。它是由旧木头和玻璃制成。Its made of _ _ and _.5.茶茶产产自中国哪里?自中国哪里?_ _ tea _
2、 in China?6.茶茶产产自很多不同的地区。自很多不同的地区。Its produced in many _ _.7.茶是如何制成的?茶是如何制成的?_ is tea _?Where is produced different areasused wood glassHow produced 8.茶树种植在山坡上。当茶叶长成后茶树种植在山坡上。当茶叶长成后,它们被手工采摘下来,然后送去加工。它们被手工采摘下来,然后送去加工。Tea plants _ _ on the sides of the mountains.When the leaves are ready,they _ _ by h
3、and and then _ _ for processing.are grownare pickedare sentwarm up1.He closed the door.2.We clean the classroom every day.3.We opened the books just now.The door was closed by him.The classroom is cleaned by us every day.The books were opened by us just now.Discussion请分别找出以下句子中的动词,动作执行者,动作承受者.1.Peop
4、le grow tea in Hangzhou.2.Tea is grown in Hangzhou.3.We study English every day.4.English is studied by us every day.5.Chinese speak Chinese.6.Chinese is spoken by Chinese.DiscussionPeople grow tea in Hangzhou.Tea is grown in Hangzhou by people.We study English every day.English is studied by us eve
5、ry day.Chinese speak Chinese.Chinese is spoken by Chinese.be+V-p.p.被动语态(被动语态(The Passive Voice)是否有各种时态的变化?是否有各种时态的变化?Summary基本机构基本机构(动词过去分动词过去分词词)Many students study English.English is studied by many students.表示主语和谓语动词之间的关系。分类:主动语态和被动语态。主动语态:表示主语是动作的执行者。被动语态:表示主语是动作的承受者。语态(主动语态)(被动语态)Knowledge navi
6、gation助动词 be +过去分词 am is arewas/wereEnglish is studied by many students.They are enjoyed by many children.I am allowed to play computer games one hour on Sunday.The work was finished by them on time.be有人称、时态和数的变化。结构一般现在时的被动语态一般现在时的被动语态 主语+am/is/are+过去分词+其他句式结构 English is spoken every day.I am allowe
7、d to watch TV every night.The students are asked to clean the room on time.主语be动词过去分词 其他肯定句 主语+am/is/are+not+过去分词+其他句式结构 English is not spoken every day.I am not allowed to watch TV every night.The students are not asked to clean the room on time.主语be动词+not过去分词 其他 句式结构 Is English spoken every day?Ar
8、e you allowed to watch TV every night?Are the students asked to clean the room on time?be动词过去分词把be动词移到句首,在句末加上问号句末加问号 动词过去分词动词过去分词的构成规则的构成规则1、一般直接加、一般直接加-ed,looked played2、以、以e结尾直接加结尾直接加-d,lived used3、末尾只有一个辅音字母的重读闭音节词,、末尾只有一个辅音字母的重读闭音节词,先先双写末尾字母双写末尾字母,再加,再加-ed,planned dropped4、“辅音字母辅音字母+y”结尾,结尾,去去“
9、y”再加再加ied,study-studied,carry-carriedExploration不规则的过去分词要牢记不规则的过去分词要牢记(见课本(见课本P184-P185)写出下列动词的过去式,过去分词:写出下列动词的过去式,过去分词:sing-sang-sungbuild-built-built1.speak 2.use 3.make 4.write5.grow 6.plant7.produce 8.ask9.plan 10.send11.build 12.invitespoke-spokenused-usedmade-madewrote-writtengrew-grownplanted
10、-plantedproduced-producedasked-askedplanned-plannedsent-sentbuilt-builtinvited-invitedExercise1、They speak English in Canada .(English.)2、People use wood for making tables.(wood.)3、They make computers in the USA.(Computers)4、They grow rice in South China.(Rice)English is spoken(by them)in Canada.Woo
11、d is used(by people)for making tables.Computer are made(by them)in the USA.Rice is grown(by them)in South China.Many people speak English.English is spoken by many people.S VO主语主语动词动词宾语宾语宾语宾语被动被动主语主语口诀是口诀是:宾变主宾变主,主变宾主变宾,动词变被动,动词变被动,结构结构be+动过分,其后都由动过分,其后都由by来引。来引。如何把如何把主动语态主动语态变为变为被动语态被动语态 What TV pr
12、ogram _ by children?Cartoon.B解析:句意:孩子们喜欢什么节目?卡通片。节目是被喜欢的,所以要用被动语态,被动语态的结构形式是“be+过去分词”,排除A,C;又因主语 program 是单数形式,排除D,故选B。中 考 链 接 Many trees _ on the streets every year.So the air is very fresh now.B解析:首先,every year 是常用于一般现在时态的时间状语,排除C,D。句意:每年街上都要种植很多树,所以现在空气非常新鲜。主语 many trees 是被种植的,故用一般现在时态的被动语态,因此选B。
13、中 考 链 接4aComplete the sentences with the correct forms of the verbs in brackets.1.Children under 18 _ (not allow)to watch this show without their parents.arent allowed2.We _(pay)by the boss on the last Friday of each month.3.A:What language _ (speak)in Germany?B:Most people speak German,but many can
14、 speak English,too.are paidn.老板老板;上司上司is spoken德国德国4.Most of the earths surface _(cover)by water.5.The classroom _(clean)by the students every day.is coveredis cleanedn.表面表面;表层表层4bRewrite the sentences using the passive voice.1.Farmers plant the tea on the sides of mountains._ _The tea is planted on
15、 the sides of mountains by farmers.2.This shop uses the best materials to make dresses._ _The best materials are used to make dresses by this shop.n.材料材料;原料原料3.Careless driving causes many traffic accidents._ _4.The postman brings letters and postcards to peoples home._ _ Letters and postcards are b
16、rought to peoples home by the postman.Many traffic accidents are caused by careless driving.n.交通交通;路上行驶的车辆路上行驶的车辆n.邮递员邮递员5.Our family does not use this silver plate very often._ _ This silver plate isnt used very often by our family.被动语态结构句式助动词 be +过去分词 amis are 主语+am/is/are+过去分词+其他.主语+am/is/are+not
17、+过去分词+其他.Am/Is/Are+主语+过去分词+其他?肯定句否定句一般疑问句本 堂 小 结homework认真观察下列的句子,与你的同学讨论出不同时态下的被动语态将有怎样的变化?Li Bai wrote the poem.The poem was written by Li BaiThey will hold the 31th Olympic Games in Brazil.The 31th Olympic Games will be held in Brazil.The shop has sold out all the salt.All the salt has been sold
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