Unit 5 Art world Grammar 课件2024-2025学年牛津译林版英语九年级上册

牛津译林版九年级英语上册 Unit 5 Art world Grammar Unit 5 Art world Grammar clauses of reason 原因状语从句是指在复合句中表示主句动作发生原因的句子。 We can give reasons with because, since and as. Because he thinks the best music comes from nature. 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. To read without reflecting is like eating without digesting 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. Questions about Tan Dun To read without reflecting is like eating without digesting Read and choose the right conjunction to fill in the blank. T: Many people like singing. Who sings well in your class? S: …… T: All of you already know he/she sings well, right? S : Yes. S: he / she sings well, why not sing a song for us? A. Since / As. B. Because Grammar B: Giving reasons with “since/as”. While-learning We use “since/as” to give a known reason.(已知原因) The reason is known to both or to all. 众所周知或双方已知 since表示显然的或已为人所知的理由，自然的结果，常译为“因为”、“既然”，语气比because稍弱，通常置于句首。侧重主句 as表示的“原因”是双方已知的事实或显而易见的原因，或者理由不是很重要，只是对主句的附带说明，含义与since相同，但语气更弱，没有since正式，常译为“由于，鉴于”。主从并重，从句说原因，主句说结果 for 由于，表明附加理由（解释或推断），为并列句，for分句不放于句首,且必须用逗号与前面的分句隔开。语气最弱。 1.He must be ill, for he is absent today。 2.It must have rained last night, for the ground is wet. because Since/As Since/As since/as Work out the rules A:We also use since or as to introduce clauses of ______(known / unknown) reason . B:The tone(语气) of since/as is (weaker/stronger) than because, C:We ______ (can/can’t) use since or as to answer why questions. D:We _______ (never/often/sometimes) use the conjunction so in sentences with since or as. Discussion 2. In most cases, can exchange. (大部分情况下) since & as Rules of since/as 1. We use because to introduce clauses of reason. Its tone is strong. because意为“因为”，表示动作发生的直接原因，语气很强。 2. We often use because to answer why questions. because可以用来回答why引导的疑问句。 3. We never use the conjunction so in sentences with because. 在一个英语句子中，so和because不能同时出现。 e.g. Because my bike was broken, I walked to school yesterday. ( ) Because my bike was broken, so I walked to school yesterday. ( ) Giving reasons with because √ × To read without reflecting is like eating without digesting Task One : Finish PartB2 (Read Sandy’s diary and use “because”/ “since/as” to complete it.) After-learning To read without reflecting is like eating without digesting A. Giving reasons with because We use to ask for reasons. We use to give reasons. The reason the result. We use to give . causes Working out the rules why because because direct reasons （直 接 原 因) Its tone（语气） is strong . To read without reflecting is like eating without digesting Why is Tan able to build a bridge between the East and the West? _______________________________ _______________________________ Why do people think highly of Tan’s music? _______________________________ _______________________________ Because he has successfully brought Chinese and Western music together. Because he has created a new type of music—music without boundaries. To read without reflecting is like eating without digesting Because her daughter hadn’t come back, so she looked worried. Attention: We never use the conjunction so in sentences with because. × Because her daughter hadn’t come back, she looked worried. Her daughter hadn’t come back so she looked worried. √ √ To read without reflecting is like eating without digesting because of也可表达直接的原因，后接名词、代词或动名词。一般可以和because引导的从句互换。 e.g. 1）由于生病，他缺课了。 He was absent from school _________ he was ill. = He was absent from school because of his illness. 2）因为割破了自己的手指，我开始哭。 I started to cry _________ I cut my finger. = I started to cry because of cutting my finger. because because To read without reflecting is like eating without digesting 1. 由于生病，他不能来。 He can’t come _______he is ill. = He can’t come __________his illness. 2. 由于大雨，他迟到了。 He was late ________ he got up late. = He was late ___________getting up late. because of because because of because because of 也可表达直接的原因，后接名词代词或动名词。一般情况下可以和because 引导的从句互换。 To read without reflecting is like eating without digesting ____ 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. Do since/as have the same meaning as because? Yes. To read without reflecting is like eating without digesting Task One: Help Amy make sentences with since or as. Finish Part B2 Grammar B: Giving reasons with since/as. 1. Daniel decided to play the violin at the art festival since/as he is good at it. 2. Since/As 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 since/as she can draw very well. 4.Since/As some students love painting and taking photos, there will be a students’ art show. 5. Since/As the art festival is open to all students and parents, everybody is welcome. While-learning To read without reflecting is like eating without digesting Exercises 1. ____________(因为)you ,he tries his best to work hard . 2.Tony never spends money on books (因为) he doesn’t like reading. 3.-----_______ is the traffic so busy on the street? -----Because they are waiting to watch the match. A Why B. Where C. How D. Who 4.Why was he late for school? ____ he got up too late. 　　 A.Since B.Because 　 C.until　 D.For 5. _____ he exercises every day, ___ he is very healthy. A. Because; so B. Though; but C. Because; / D. Though; / Because of because A B c To read without reflecting is like eating without digesting ______We have PE lessons every week,we can have a strong body. We can learn safety and personal health _______ we often have Class meetings. ________we have reading classes ,we can improve our reading. Our school life is very colourful________there are Many after –school activities in our school . _______we have a sports meeting every term, our school life is interesting too. we have been learning much knowledge _____ our teachers teach carefully and try their best to make classes lively and interesting.We are polite and work hard ,We hope our school can be named best school of this year. Since/As Since/As Since/As because because because To read without reflecting is like eating without digesting 1. I’ll help you with your study ____ you don’t do well in it. A. so B. until C. since D. though 2.--Could you tell me ________ yesterday? ---Because my bike was broken on my way here. A. why you came late B. why do you come late C. why you come late D. why did you come late 3. ______ you are wrong, you should say sorry to him. A. but B. Since C. until D. or 4._____the girl is 22, she takes care of her mother and cooks meals every day. A. If B. But C. Though D. As 5. _________ she had no money to afford the expensive car, she had to give it up. A. So B. and C. Since D. Until C A B D C consolidation 中考链接 To read without reflecting is like eating without digesting since/ as because because of We stayed at home because it rained. Since/As everyone is here ,let's start Why didn’t he come? Because he was ill. He can’t come because of his illness. ---Why do you love her? ---Because she is kind. He is here because of you. As/since it is raining, you’d better take a taxi. Summary To read without reflecting is like eating without digesting Task Two : write a short passage about your favourite musician. And remember to use because, since or as when you give reasons. After-learning To read without reflecting is like eating without digesting Revise the short passages about your favourite musician. The more sentences with because ,since or as, the better. Finish the related exercises. Homework $$