9上Unit5 grammar

1、Unit 5 Art worldTask 1 Because Do you llike this dance? Why do you like it?Because it is very beautiful. Because it can make us happy and relaxed. step 1 lead-inBecause the music is wonderful.We use to ask for reasons. We use to give reasons. The reasonthe resultWe use to give .Its tone（语气） is stron

2、g. causes step 2 Working out the ruleswhybecausebecausedirect reasons_2. _ _3._4._Because he is a world-famous composer.Because he thinks the best music comes from nature.Because he has successfully brought Chinese and Western music together.Because he has created a new type of musicmusic without bo

3、undaries. Step 3 Practice P70 Because her daughter hadnt come back, so she looked worried.Attention: We never use the conjunction so in sentences with because.Because her daughter hadnt come back, she looked worried. Her daughter hadnt come back so she looked worried.because of 也可表达直接的原因，只不过其接名词、代词或

4、动名词。一般情况下可以because 引导的从句互换。 1. 由于生病，他不能来。He cant come _his illness. =He cant come _he is ill. 2. 由于大雨，他迟到了。He was late _getting up late. = He was late _ he got up late. because ofbecause because of becauseExercise 1. _(因为)you ,he tries his best to work hard .2.Tony never spends money on books_ _ (因为

5、) he doesnt 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. Who4.Why was he late for school? _ he got up too late. A.Since B.Because C、untilD、For5. _ he exercises every day, _ he is very healthy. A. Because; so B. Though; b

6、ut C. Because; / D. Though; /Because ofbecause ABcTask 2 since ,asStep 1 lead-inT:Since /As you like the MV,I can send it to you. Since /As you are good at running, you can join the PE Club.Since /As you do well in taking photos, you can be a photographer.Draw a conclusion (结论):1 We use “since/as” t

7、o give a reason.2 In most cases, can exchange. (大部分情况下) (可互换) And we use them in the same way here.known“since and as”Working out the rulesStep 2. 1.2.3.4.5.Since / As Kitty will dance at the song and dance show, she has to practise hard these days.Daniel decided to play the violin at the art festiv

8、al since / as he is good at it.Sandy will design the posters for theart festival since / as she can draw 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.Step3. Pract

9、ice P71B 2 (1) _ (2) _ (3) _ (4) _ (5) _ (6) _ (7) _Since/AsbecauseSince/AsSince/AsbecausebecauseSince/AsThe education department will chose the best school of this year.Say something about our school for the best school of this year.Work in groups. Remember to use because, since or as when you give

10、 reasons.ActivityTask 3Teachers-knowledge (teach carefuly,try their best to make classes)Subjects- PE-have a strong bodyClass meetinglearn safety/personal healthReading class-improve our readingLife -Many after school activities-colourfulHave a sports meeting-interestingstudents-polite and work hard

11、 -best school of this year_We have PE lessons every week,we can have a strong body. We can learn safety and personal health _ we often have Class meetings. Since/Asbecause_We have PE lessons every week,we can have a strong body. We can learn safety and personal health _ we often have Class meetings.

12、 _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 b

13、est 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/AsSince/AsSince/Asbecausebecausebecause1. Ill help you with your study _ you dont do well in it.A. so B. until C. since D. though2.-Could you tell me _ yesterday? -B

14、ecause my bike was broken on my way here.A. why you came late B. why do you come lateC. why you come late D. why did you come late3. _ you are wrong, you should say sorry to him. A. but B. Since C. until D. or4._the girl is 22, she takes care of her mother and cooks meals every day. A. If B. But C. Though D. As5. _ she had no money to afford the expensive car, she had to give it up. A. So B. and C. Since D. UntilCABDCTask4 :consolidation中考链接since/ as because because ofWe stayed at home because it rained.Since/As everyone is here ,lets startWhy didnt he come? Because he was ill.He cant come