牛津譯林版英語 9上Unit5 grammar 課件(共25張PPT)

1、1. He loves the sounds of the rushing water and the blowing wind _, to him, the best music comes from nature.2. _ he had no musical instruments then, he made music with common objects like stones and paper.3. _ he likes the sounds of nature, Tan uses them a lot in his music.go Ready?becauseSinceAs I

2、 like him because his music makes me feel relaxed. I like Tan Duns music because he uses the sounds of nature a lot. I like Water best because it is very special.回答回答 because why 引導(dǎo)的疑問句引導(dǎo)的疑問句.使用使用 because 來引導(dǎo)原因狀語從句來引導(dǎo)原因狀語從句. Grammar A:When do we use “because” to give reasons?Look and answer:A: Why a

3、re you wearing a raincoat?B: Because its going to rain.A: Why does Mike go out?B: Because he wants to play basketball.A: Why does the boy eat the cake?B: Because he is hungry. I think.A: Why do they turn on the fan?B: Because it is too hot._ her daughter hadnt come back, _ she looked worried.Because

4、; / B. Because; soA.C. Though; but D. Thought; /because 引導(dǎo)原因狀語從句不能和引導(dǎo)原因狀語從句不能和so連用連用. Daniel has more questions about Tan Dun. He searched the Internet and made some notes. Look at his notes and answer his questions. Use because to introduce the reasons.Why was Tan Dun chosen to write music for the

5、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.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

6、 brought Chinese and Western music together.Because he has created a new type of musicmusic without boundaries.B. Giving reasons with since and as1.Since everyone is here ,lets start2.Since so ,I have nothing to say.3.Since you are wrong, you should say sorry.1.since側(cè)重主句，意思是側(cè)重主句，意思是“既然；由于；因既然；由于；因?yàn)闉?/p>

7、”，表示，表示已知的、顯然的理由已知的、顯然的理由since 比比as語氣稍強(qiáng)，且比語氣稍強(qiáng)，且比as略微正式，它們引導(dǎo)的略微正式，它們引導(dǎo)的從句通常放在主句之前，有時(shí)也放在主句從句通常放在主句之前，有時(shí)也放在主句之后。不表示直接原因。之后。不表示直接原因。Since可用于省略可用于省略句，而其他連詞不行。（見例句，而其他連詞不行。（見例2） and 用來表示原因用來表示原因.但所表的原因是大家已經(jīng)知道的但所表的原因是大家已經(jīng)知道的.他們的語氣比他們的語氣比because要弱。要弱。Working out the rulesSince as 2.as 鑒于主從并重，從句說原因，主句說結(jié)果鑒于主

8、從并重，從句說原因，主句說結(jié)果 。1. As it is late, I must go .2. As you were not there , I left a message.as和和since的用法大體相同，表示附帶說明的的用法大體相同，表示附帶說明的“雙方已知的原因雙方已知的原因”或者理由不是很重要，或者理由不是很重要，但語氣更弱，沒有但語氣更弱，沒有since正式，常譯為正式，常譯為“由于，由于，于于”。例如：例如： As it is raining, youd better take a taxi. 既然在下雨，既然在下雨， 你最好乘出租汽車。你最好乘出租汽車。 As you ar

9、e tired, you had better rest. 既然累了，既然累了， 你最好休息一下。你最好休息一下。 和，與和，與一一樣樣Jack is as tall as his father. 杰克和他的父親一樣高。杰克和他的父親一樣高。 My pen is the same as yours. 我的鋼筆與你的一樣。我的鋼筆與你的一樣。作為作為As a writer，he was famous. 作為作家，他是很有名的。作為作家，他是很有名的。當(dāng)當(dāng)We came in as he opened the door. 他一開門，我們就進(jìn)來了。他一開門，我們就進(jìn)來了。因?yàn)?，由于因?yàn)椋捎贗 mu

10、st stop writing now, as I have rather a lot of work to do. 我此刻必須停筆了，因?yàn)槲疫€有許多工作要做。我此刻必須停筆了，因?yàn)槲疫€有許多工作要做。按照按照Remember, you must do everything as I told you.記住，你必須按我說的那樣把每件事做好。記住，你必須按我說的那樣把每件事做好。一一就就As soon as I get to Beijing, Ill write to you. 我一到北京，就給我一到北京，就給你寫信。你寫信。拓展拓展3. for 由于，表明附加理由（解釋或推由于，表明附加理由（

11、解釋或推斷），為并列句，斷），為并列句，for分句不放于句首分句不放于句首,語氣最弱。語氣最弱。1.He must be ill, for he is absent today。2.It must have rained last night, for the ground is wet. zxxk4. for與與 because, as, since的區(qū)別的區(qū)別The fuel must have been finished, _ the engine stopped.A. since B. as C. because D. forbecause, as, since表示因果，語氣較強(qiáng)；表示

12、因果，語氣較強(qiáng)；for引導(dǎo)的是并列分句，它只是對前面的引導(dǎo)的是并列分句，它只是對前面的分句加以解釋，說明推斷的理由，并且分句加以解釋，說明推斷的理由，并且后置后置。because since as 的用法區(qū)別的用法區(qū)別 He introduced me because I was new.I was new, so he introduced me. Since you are going, I will go, too. As it is raining, youd better take a taxi.引導(dǎo)詞引導(dǎo)詞意義意義位置位置because因?yàn)橐驗(yàn)閺?qiáng)調(diào)未知原因強(qiáng)調(diào)未知原因后接表示直接原

13、因的句子后接表示直接原因的句子多后置多后置so所以所以強(qiáng)調(diào)結(jié)果后接表示結(jié)果的句強(qiáng)調(diào)結(jié)果后接表示結(jié)果的句子子多后置多后置since既然既然表示已知顯然的理由后接表表示已知顯然的理由后接表示知道的原因的句子示知道的原因的句子常前置常前置as由于由于常前置常前置An art festival B1 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 i

14、t. _ _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

15、 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.out of breath breath的詞性是名詞，意思是呼吸。短語out of breath的意思是氣喘吁吁，上氣不接下氣。breath的動(dòng)詞形

16、式時(shí)breathe，例如呼吸新鮮空氣breathe fresh air，呼吸沉重breathe heavily。last last在文中的詞性是動(dòng)詞，意思是持續(xù)。例如：這場雨會(huì)持續(xù)多久?。?How long will the rain last?B2:Help Sandy complete her diary entry with because or since/as.becauseSince/AsSince/Assince/asbecausebecauseSince/As原因狀語從句原因狀語從句 (Adverbial Clause of Cause)1. because since as

17、for的用法區(qū)別的用法區(qū)別 He introduced me because I was new. Since you are going, I will go, too. As it is raining, youd better take a taxi. It must have rained last night, for the ground is wet.意義意義位置位置becausesinceasfor因?yàn)橐驗(yàn)榧热患热挥捎谟捎谝驗(yàn)橐驗(yàn)閺?qiáng)調(diào)未知原因強(qiáng)調(diào)未知原因表示已知顯然的理由表示已知顯然的理由常用于推斷、常用于推斷、補(bǔ)充解釋補(bǔ)充解釋多后置多后置常前置常前置常前置常前置后置后置中考鏈

18、接中考鏈接( ) 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. AsBAD選擇題：選擇題：（

19、 ）1.Why was he late for school? _ he got up too late. A、Because B、SinceC、AsD、For （ ）2.Is David at school today？No, he is at home _he has a bad cold. A、because B、sinceC、asD、for （ ）3.It rained last night, _ the ground is wet. A. becauseB. sinceC. asD. for （ ）4. _ you are wrong, you should say sorry to

20、 him. A. As B. Since C. because D. For小試身手小試身手AADBMore exercises1.-Why are you late? -_(因?yàn)橐驗(yàn)? I missed the early bus.2._( 因?yàn)椋┮驗(yàn)椋?illness, my uncle didnt go to work.3._ (由于）由于）the water here is polluted,even animals cannot drink it.4._(既然）既然）you are sick, you should have a good rest at home.BecauseBe

21、cause ofSinceAs1. 因?yàn)樗Γ运麤]去開會(huì)。因?yàn)樗?，所以他沒去開會(huì)。_ he was very busy, he didnt _ the meeting.2. 既然大家都在這兒，咱們就開始討論這個(gè)話題吧。既然大家都在這兒，咱們就開始討論這個(gè)話題吧。_ everyone is here, lets _ _ the topic.3. 由于我不擅長唱歌，我就沒有參加歌舞表演。由于我不擅長唱歌，我就沒有參加歌舞表演。_ I was not good at singing, I didnt take part in the song and dance show.4. 既然既然Tom病了，他今天就不跟我們?nèi)メ烎~了。病了，他今天就不跟我們?nèi)メ烎~了。_ Tom is ill, he is not going_ with us today.BecauseattendSincestartdiscu