译林牛津版九年级英语上册-Unit-5-grammar-公开课.ppt

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,*,*,Grammar,central Hunan,grew up,show an interest in,rushing water,blowing wind,musical instruments,common objects,Please help Lu Yu introduce Tan Dun to everybody using the following words and phrases.,Why did Tan Dun know very well about the sound of flowing water?,_ he grew up near Liuyang River.,Because,Why does Tan Dun like the sounds of the rushing water and the blowing wind?,Because he thinks the best music comes from nature.,B:Because he was the King of Pop.,A:Why do you love Michael Jackson?,I love Michael Jackson because he was the King of Pop.,A:Why are you wearing,a raincoat?,B:Because its going,to rain.,I am wearing a raincoat because its going,to rain.,We use why to ask for reasons.,We use because to give reasons.,The reason,the result,We use because to give direct reasons.,Its tone is strong.,causes,A.Giving reasons with because,1.Because,语气最强，表直接原因，回答,why,的问题。通常放在主句之后，可单独使用。,1,）,We stayed at home because it rained.,2,）,Why didnt he come?Because he was ill.,3,）,My stomach hurts because I have eaten too many apples.,4,）,-Why do you love her?,-Because she is kind.,5,）,I do it because I like it.,2.because,可引导表语从句等。,It is because youre eating too much.,Have you ever walked into a room and felt relaxed?,It could be because the walls were painted blue.,3)It is because he is honest that I like him.,4)That is because you cant appreciate music.,3.because of,也可表达直接的原因，只不过其后接名词、代词或动名词。,1)He cant come because of his illness.,2)He is here because of you.,because,习惯上不与,so,连用,汉语习惯上说“因为,所以,”,，但英语习惯上却不能将,so,与,because,连用：,因为下雨，所以我们呆在家里。,正：,Because it was raining,we stayed at home./It was raining,so we stayed at home.,误：,Because it was raining,so we stayed at home.,because,从句与,because of,短语的转换,Because,引导的原因状语从句有时可与,because of,短语转换，,because of,后加的原因可以为好或坏。但最正规的还是,because,。,He cant come because he is ill.,/He cant come because of his illness.,他因病不能来。,I said nothing about it because his wife was there./I said nothing about it because of his wifes being there.,因为他妻子在那儿，我对此事只字未提。,You are a reporter and you are interviewing Tan Dun now.,Work in pairs,and act it out.(use the questions on page 70),Why was Tan Dun chosen to write music for the Beijing Olympics?,_,_,2.Why does Tan like the sounds of nature?,_,_,Because he is a world-famous composer.,Because he thinks the best music comes from nature.,Tan was chosen to write music for the Beijing Olympics because he is a world-famous composer.,Tan likes the sounds of nature because he thinks the best music comes from nature.,3.Why is Tan able to build a bridge between the East and the West?,_,4.Why do people think highly of Tans music?,_,_,Because he has successfully brought Chinese and Western music together.,Because he has created a new type of musicmusic without boundaries.,Tan is able to build a bridge between the East and the West because he has,successfully,brought Chinese and Western music together.,People think highly of Tans music because he has created a new type of musicmusic without boundaries.,How did Tan Dun make music since he had no musical instruments?,Since he had no musical instruments,Tan Dun made music using with common objects.,_ Tan Dun showed an interest in music,his parents let him learn to play,Erhu,.,Since,_,he,had,no,musical,instruments then,he,made,music,with,common,objects,like,stones,and,paper.,Since,As,_,he,likes,the,sounds,of,nature,Tan,uses,them,a,lot,in,his,music.,Since,and,as,are,also,used,to,give,reasons,for,something.,Usually,the,reasons,are,already known.,Their,tone,is,weaker,than,because.,Since,and,as,are,used,in,the,same,way,and,have,no,difference,in,meaning.,B.Giving reasons with since and as,since,侧重主句，意思是“既然；由于；因为”，表示已知的、显然的理由,since,比,as,语气稍强，且比,as,略微正式，它们引导的从句通常放在主句之前，有时也放在主句之后。不表示直接原因。,Since,可用于省略句，而其他连词不行。（见例,2,）,1.Since everyone is here,lets start,2.Since so,I have nothing to say.,3.Since you are wrong,you should say sorry.,as,鉴于主从并重，从句说原因，主句说结果。,1.As it is late,I must go.,2.As you were not there,I left a message.,as,和,since,的用法大体相同，表示附带说明的“双方已知的原因”或者理由不是很重要，但语气更弱，没有,since,正式，常译为“由于，鉴于”。,例如：,As it is raining,youd better take a taxi.,既然在下雨，你最好乘出租汽车。,As you are tired,you had better rest.,既然累了，你最好休息一下。,Practice,An,art,festival,Daniel,decided,to,play,the,violin,at,the,art,festival,since/as,he,is,good,at,it.,1.,Daniel,decided,to,play,the,violin,at,the,art,festival.,He,is,good,at,it.,_,_,2.Kitty will dance at the song and dance show.She has to practise hard these days.,_,_,3.Sandy will design the posters for the art festival.She can draw very well.,_,_,Since/As Kitty will dance at the song and dance show,she has to practise hard these days.,Sandy will design the posters for the art festival since/as she can draw very well.,Since/As some students love painting and taking photos,there will be a students art show.,Since/As the art festival is open to all students and parents,everybody is welcome.,Help Sandy complete her diary entry with because or since/as.,because,Since/As,Since/As,since/as,because,because,Since/As,中考链接,()1.Tony never spends money on books_ he doesnt like reading.,A.but B.because C.though D.until,()2._ everyone is here,lets start our meeting.,A.Since B.If C.But D.As,()3._the girl is 22,she takes care of her mother and cooks meals every day.,A.If B.But C.Though D.As,B,A,D,选择题：,（）,1.Why was he late for school?_ he got up too late.,A,、,Because B,、,Since,C,、,As,D,、,For,（）,2.Is David at school today,？,No,he is at home _he has a bad cold.,A,、,because B,、,since,C,、,as,D,、,for,（）,3.It rained last night,_ the ground is wet.,A.because,B.since,C.as,D.for,（）,4._ you are wrong,you should say sorry to him.,A.As B.Since C.because D.For,小试身手,A,A,D,B,More exercises,1.-Why are you late?,-_(,因为,)I missed the early bus.,2._(,因为）,illness,my uncle didnt go to work.,3._(,由于）,the water here is polluted,even animals cannot drink it.,4._(,既然）,you are sick,you should have a good rest at home.,Because,Because of,Since,As,I:Choose the best key.,-Why was he late for school?-_he got up too late.,A.Because B.Since C.As D.For,2.-Is David at school today?,-No,he is at home _he has a bad cold.,A.because B.since C.as D.for,3._ everybody knows about it,I dont want to talk any more.,A.For B.Even C.Since D.Because,4.I like Han Mei_ she is kind and helpful.,A.so B.since C.because D.as,A,A,C,C,.,thinkhighlyof,对,高度评价,Thereisgoingtobeanartfestival.,将有一场艺术节,.playtheviolin,演奏小提琴,.designtheposters,设计海报,Beopentoallstudents,向所有学生开放,Wedbetterbequick.,我们最好快点,Theoperawillbeginin20minutes.,歌剧将在,20,分钟后开始。,runtowardsus,朝我们跑来,toomuchtraffic,交通拥挤,heavy/busy/badtraffic,Outofbreath,上气不接下气,hurryintothetheatre,冲进剧院,Wedidntmissmuch.,我们没有错过很多,lastforoneandahalfhours,持续一个半小时,Wedidntgetboredatall.,我们一点也不感到无聊,Try to draw a conclusion,1.We often use“because”to answer _ questions.,2.We use“because”to introduce clauses of reason which has _ tone.,3.We _ use“so”in sentences with because.,why,strong,never,Try to draw a conclusion,1.We usesince/as to give reasons which are already_.Their tones are _than because.,2.In most cases,_ are interchangeable(,可互换的,),and we use them in the same way.,known,weaker,since as,1.Practise giving reasons with,because,.,2.Finish the relevant exercises.,Homework,