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1、Unit 5 Art world,Grammar,Warming-up,1. Tan Dun loves the sound of the rushing water and the blowing wind _, to him, the best music comes from nature.2. _ he had no musical instruments, he made music with common objects like stones and paper.3. Tan uses them a lot in his music _ he likes the sounds o
2、f nature.,Read and fill in the right conjunction (连词).,because,Since,as,1. My Chinese teacher is very knowledgeable _ she reads lots of books. A. but B. so C. because D. although2. _ you are unable to answer, perhaps we should ask someone else. A. Because B. Before C. Since D. After3. _ we are both
3、tired, lets just grab a takeaway (叫外卖). A. / B. When C. Because D. As,We use because to introduce clauses of reason. Its tone is strong. e.g. I like listening to music because it makes me relaxed.We often use because to answer why questions.e.g. Millie: Why do you love Michael Jackson? Daniel: Becau
4、se he was the King of Pop.Tip: We never use the conjunction so in sentences with because.,Presentation,Since and as are also used to give reasons for something. Usually the reasons are already known. Their tone is weaker than because.e.g. Since he had no musical instruments then, he made music with
5、common objects like stones and paper.,表示原因或理由的状语从句叫原因状语从句。引导原因状语从句的连词有because, since, as等，它们不能与so连用。这三个词中，because语气最强，可用来回答由why引导的特殊疑问句，表示直接原因，意为“因为”。它引导的原因状语从句一般放在主句之后，在加以强调时可放在句首。e.g. Tom didnt go to school because he was ill. -Why did you go there by bus? -Because it is cheaper.,Summary,since意为“因
6、为，既然”。since引导的原因状语从句常置于主句之前。e.g. Since you wont help me, Ill ask someone else.as意为“由于，鉴于”。主从句并重，从句说明原因，主句说明结果。as引导的原因状语从句常置于主句之前。 e.g. As you were out, I left a message. for属于并列连词，由它引导的分句表示补充说明性的理由，通常只能置于句末，且必须用逗号与前面的分句隔开。e.g. He must have passed this way, for here are his footprints.,1. Why was Tan
7、 Dun chosen to write music for the Beijing Olympics? Because he is a world-famous composer.2. Why does Tan like 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? Because he has successfully brought Chinese and
8、 Western music together.4. Why do people think highly of Tans music? Because he has created a new type of music - music without boundaries.,Finish the exercise on Page70.,Help Amy make sentences with since or as.,2. Kitty will dance at the song and dance show. She has to practise hard these days. _
9、_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 well.,4. Some students love painting and taking pho
10、tos. There will be a students art show. _ _5. The art festival is open to all students and parents. Everybody is welcome. _ _,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
11、.,Help Sandy complete her diary entry with because or since/as.,Our school gave us free tickets to an opera (1) _ it can help us learn more about different art forms.(2) _ Millie also planned to take the underground, we went to the theatre together. When we arrived, Kitty had already been there. Soo
12、n Simon and Daniel came.(3) _ it was still early, we went to buy some drinks. “Wed better be quick (4) _ the opera will begin in 20 minutes,” Kitty suggested. We came back quickly. Then we waited for Amy outside the theatre.,because,Since/As,Since/As,since/as,“The opera is going to start in a minute
13、. Please come inside,” the man at the door said, but Amy did not appear. After a while, we saw Amy running towards us. “Im late (5) _ there was too much traffic,” she said, out of breath. Then we hurried into the theatre.(6) _ the opera had just started, we did not miss much.The opera lasted for one
14、 and a half hours. We did not get bored at all (7) _ it was really wonderful.,because,Since/As,because,Useful phrases and expressions,1. be chosen to do sth. 被选中去做某事2. think highly of 高度赞扬3. be open to 对开放4. too much traffic 太多车辆，交通繁忙5. out of breath 气喘吁吁6. hurry into the theatre 匆忙进入剧院7. last for o
15、ne and a half hours = last for an hour and a half 持续一个半小时,Exercises,1. -Why was he late for school? -_ he got up too late. A. Because B. Since C. As D. For2. -Is David at school today? -No, he is at home _ he has a bad cold. A. because B. since C. as D. for3. _ everybody knows about it, I dont want
16、to talk any more. A. For B. Even C. Since D. Because4. I like Han Mei _ she is kind and helpful. A. so B. since C. because D. as,1. 最终汤米气喘吁吁地赶到了。 Finally Tommy arrived _ _ _.2. 会议持续了一个半小时。 _.3. 由于时间不早了，我得马上回家了。 _.4. 因为下雨，我们只好待在家里。 _.5. 因为戏剧刚刚才开始，我们没有错过许多。 _ _.,out of breath,The meeting lasted for one and a half hours,Because it is late, I have to go home at once,Since/As it is raining, we have to stay at home,Since/As the opera had only just started, we did not miss much,Thank you!,