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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,*,Unit 6,When was it invented?,Grammar Focus-4c,Unit 6Grammar Focus-4c,1,1.rule(动词)_,2.near(副词)_,3.nation(形容词)_,4.偶然；意外地 _,5.发生 _,6.毫无疑问；的确 _,7.跌落 _,Revision,一、按要求写出下列词汇或词组,take place,nearly,rule,national,by accident,without doubt,fall into,1.rule(动词)_Revisi,2,1._,2._,3._,4._,5._,6._,_,The special cup is used for drinking wine.,Its believed that health is above wealth.,We met at the train station by accident.,Im sorry that such an accident took place.,She is without doubt very happy now.,The boy fell into water and had to be pulled out at once.,Check the homework,1._,3,Tell something about how tea was invented by accident.,One day Shen Nong was boiling drinking water over an open fire.Some leaves from a tea plant fell into the water and remained there for some time.,Tell something about how tea w,4,It produced a nice smell so he tasted the brown water.It was quite delicious and one of the worlds favorite drink was invented.,It produced a nice smell so he,5,Lu Yu“the saint of tea”mentioned Shen Nong in his book Cha Jing.The book describes how tea plants were grown and used to make tea.It also discusses where the finest tea leaves were produced and what kinds of water were used.,Tell something about Lu Yu and his Cha Jing.,Lu Yu“the saint of tea”menti,6,It is believed that tea was brought to Korea and Japan during 6th and 7th centuries.In England,tea didnt appear until around 1660.The tea trade from China to Western countries took place in the 19th century.,Tell something about how tea spread to other countries.,It is believed that tea was br,7,根据课本内容，完成下列句子。,1.拉链是什么时候被发明的？,_ _ the zipper _?,2.它于1893年被发明。,It _ _ in 1893.,Grammar Focus,was invented,When was invented,根据课本内容，完成下列句子。1.拉链是什么时候被发明的？,8,3.它是由谁发明的？,_ _ it invented _?,4.它是由惠特科姆贾得森发明的。,It _ _ _ Whitb Judson.,5.茶叶什么时候被带到朝鲜去的？,_ _ tea _ to Korea?,6.是在六到七世纪之间被带到朝鲜。,It _ _ to Korea _the 6th and 7th centuries.,was invented by,When was brought,was brought during,Who was by,3.它是由谁发明的？was invented by W,9,7.热冰淇淋勺用来做什么？,What _ the hot ice-cream scoop,_ _?,8.它用来挖很冷的冰淇淋。,Its _ _ _ really cold,ice-cream.,used for serving,is,used for,7.热冰淇淋勺用来做什么？used for ser,10,9.贝尔于1876年发明了电话机。,Alexander Graham Bell _ the telephone in 1876.,10.电话机在1876年被贝尔所发明。,The telephone _ _ _,Alexander Graham Bell in 1876.,invented,was invented by,9.贝尔于1876年发明了电话机。invented was,11,Grammar,英语有两种语态：,主动语态和被动语态,。,主动语态表示主语是动作的执行者，而被动语态则表示主语是动作的承受者,。如：,We,cleaned,the classroom yesterday.,我们昨天打扫了教室。,(主动语态，主语we是clean这一动作的执行者),Grammar英语有两种语态：主动语态和被动语态。主动语态表,12,The classroom,was cleaned,yesterday.,教室昨天被打扫。,(被动语态，主语the classroom是clean这一动作的承受者),The classroom was cleaned yest,13,一、一般过去时被动语态,一般过去时被动语态的结构为“主语+was/were+及物动词的过去分词(+by+动作的执行者).”,。如：,Trees,were planted,last spring.,去年春天种了树。,一、一般过去时被动语态,14,1.,肯定句,：,主语+,was/were+,及物动词的过去分词,+,其他.,e.g.Paper,was invented,by Chinese people two thousand years ago.,纸是中国人在二千多年前发明的。,1.肯定句：e.g.Paper was invented,15,2.,否定句：,主语+,was/were not+,及物动词的过,去分词,+,其他.,e.g.,Women,were not allowed,to take part in the games at first.,开始妇女不允许参加奥运会。,2.否定句：e.g.Women were not all,16,e.g.,Was,this picture,drawn,by,your sister?,这幅画是你妹妹画的吗？,3.,一般疑问句：,Was/Were+,主语+及物动词的过去分,词,+,其他?,e.g.Was this picture drawn by,17,二、被动语态的用法：,1.,不知道谁是动作的执行者，或没有必要指出谁是动作的执行者,。,e.g.,English,is spoken,all over the,world.全世界都在说英语。,2.,需要突出或强调动作的承受者,。,e.g.This dictionary,is used by,most,students.,这本字典是大多数学生在用的。,二、被动语态的用法：,18,1.,有些短语动词相当于及物动词，变为被动句时介词或副词不能去掉。,e.g.,They put off the meeting,because of the weather.,The meeting was put off,because of the weather.,会议因天气的缘故被推迟了。,三,、,主动语态变被动语态应注意的问题,1.有些短语动词相当于及物动词，变为被动句时介词或副词不能,19,2.,含有双宾语的主动句变为被动句时，,通常把指“人”的间接宾语变为主语，,指“物”的直接宾语保留不变；如果把,指“物”的直接宾语变为主语，则在间接,宾语前加to或for。,e.g.,My aunt gave me,an e-dictionary yesterday.,I,was given,an e-dictionary yesterday.,An e-dictionary was given,to me,yesterday.,2.含有双宾语的主动句变为被动句时，e.g.My aun,20,3.,主动句中感官动词see/hear/watch/feel等和使役动词make/let/have等后跟省略to的动词不定式，变为被动语态时应加上不定式符号to。,e.g.,I saw a heavy man,enter the house.,A heavy man was seen to enter,the house.,3.主动句中感官动词see/hear/watch,21,4.,系动词、不及物动词或某些短语动词（happen,take place,e true,fall asleep）没有被动语态。,e.g.What,happened,to Mr.Brown?,布朗先生发生了什么事？,4.系动词、不及物动词或某些短语动词（happen,ta,22,将下列句子变为被动语态。,1.He chose six story books the other day.,Six story books _ _ by him the other day.,2.Uncle Lee gave Jack a large cake for he painted the wall wonderfully.,Jack _ _ a large cake for he painted the wall wonderfully.,练一练,was given,were chosen,将下列句子变为被动语态。1.He chose six s,23,3.A mouse ate half of the cake last night.,Half of the cake _ _ by a,mouse last night.,was eaten,将下列句子变为主动语态。,4.Were these machines invented by Edison?,_ Edison _ these machines?,Did invent,3.A mouse ate half of the cak,24,5.The post card was sent to Linda by Paul.,Paul _ the post card _ Linda.,6.America was discovered by Columbus.,Columbus _ America.,sent to,discovered,5.The post card was sent to L,25,对划线部分提问,7.Shoes with lights were used for,seeing in,the dark,.,_ _ shoes with lights _ for?,8.Paper was inve
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