2016九年級(jí)英語全冊 Unit 13 We’re trying to save the earth Section A(Grammar Focus-4c)課件.

1、Section A Grammar Focus-4c Were trying to save the earth! 1. 1. 在中國南部在中國南部 2. 2. 對(duì)對(duì)有害有害 3. 3. 在在頂部頂部 4. 4. 海洋生態(tài)系統(tǒng)海洋生態(tài)系統(tǒng) in southern China be harmful to at the top of the oceans ecosystem 5.5.不同種類的污染不同種類的污染 6. 6. 河底河底 7. 7. 把垃圾扔到河里把垃圾扔到河里 8. 8. 在在中起作用中起作用 different kinds of pollution the bottle of th

2、e river throw rubbish into the river play a part in Were trying to save the earth. Present progressive The river used to be so clean.used to The air is badly polluted.Passive voice No scientific studies have shown that shark fins are good for health. Present perfect We should help save the sharks.Mo

3、dal verbs 1.現(xiàn)在進(jìn)行時(shí)現(xiàn)在進(jìn)行時(shí): : Present Progressive 結(jié)構(gòu)結(jié)構(gòu): be (am/is/are) + v.-ing 標(biāo)志詞：標(biāo)志詞：Look, Listen, now, right now Look! The boy is crying. 定義：定義：表示說話時(shí)表示說話時(shí)(瞬間瞬間)正在進(jìn)行的動(dòng)作正在進(jìn)行的動(dòng)作, 也也 表示目前或現(xiàn)階段正在進(jìn)行的動(dòng)作。表示目前或現(xiàn)階段正在進(jìn)行的動(dòng)作。 used to do sth. 表示過去常常做某事表示過去常常做某事, 而現(xiàn)而現(xiàn) 在往往不在往往不 做了做了, 后接動(dòng)詞原形。后接動(dòng)詞原形。 be used to doing

4、sth. 表示習(xí)慣于做某事表示習(xí)慣于做某事 I used to get up at six oclock. 我以前六點(diǎn)鐘起床。我以前六點(diǎn)鐘起床。 Joe is used to drinking a cup of coffee every morning. 喬習(xí)慣每天早晨喝一杯咖啡。喬習(xí)慣每天早晨喝一杯咖啡。 2. used to do與與be used to doing 3. 被動(dòng)語態(tài)：被動(dòng)語態(tài)：Passive voice 定義：表示主語是動(dòng)作的承受者，即行為動(dòng)作的定義：表示主語是動(dòng)作的承受者，即行為動(dòng)作的 對(duì)象的一種語態(tài)。對(duì)象的一種語態(tài)。 結(jié)構(gòu)：結(jié)構(gòu)：be + 過去分詞過去分詞 A new

5、school was built last year. Our classroom is cleaned every day. 結(jié)構(gòu)結(jié)構(gòu): has/have + 過去分詞過去分詞 標(biāo)志詞：標(biāo)志詞：already, yet, ever, never, since, for I havent finished my homework yet. 定義：表示動(dòng)作已經(jīng)完成定義：表示動(dòng)作已經(jīng)完成, 但對(duì)現(xiàn)在造成影響但對(duì)現(xiàn)在造成影響; 或者或者 表示從過去某一時(shí)間開始一直延續(xù)到現(xiàn)在并表示從過去某一時(shí)間開始一直延續(xù)到現(xiàn)在并 還可能持續(xù)下去的還可能持續(xù)下去的動(dòng)作。動(dòng)作。 4. 現(xiàn)在完成時(shí)現(xiàn)在完成時(shí): Prese

6、nt Perfect 情態(tài)動(dòng)詞本身有一定的詞義情態(tài)動(dòng)詞本身有一定的詞義, 表示說話人的情緒、態(tài)度表示說話人的情緒、態(tài)度 或語氣或語氣, 但不能單獨(dú)作謂語但不能單獨(dú)作謂語, 只能與其他動(dòng)詞構(gòu)成謂語。只能與其他動(dòng)詞構(gòu)成謂語。 常見的有常見的有: can (could), may (might), must, need, shall (should), will (would)等。等。 5. 情態(tài)動(dòng)詞情態(tài)動(dòng)詞 情態(tài)動(dòng)詞無人稱和數(shù)的變化情態(tài)動(dòng)詞無人稱和數(shù)的變化, 后接動(dòng)詞原形。否定式后接動(dòng)詞原形。否定式 是在情態(tài)動(dòng)詞后面加是在情態(tài)動(dòng)詞后面加not。個(gè)別情態(tài)動(dòng)詞有過去式形。個(gè)別情態(tài)動(dòng)詞有過去式形 式式,

7、 可用來表達(dá)更加客氣、委婉的語氣?？捎脕肀磉_(dá)更加客氣、委婉的語氣。 Ken can climb up the tress like a koala. Tracy could ride a bicycle when she was five years old. You mustnt play with fire. It is dangerous. Joe: _ you ever _ (take) part in an environmental project? Ken: Yes, I have. I _ (help) with a Clean-Up Day last year. It was

8、 _(consider) the biggest clean-up project this city _ ever _(have). Joe: How many people _ (take) part? Havetaken help considered to be had had have taken 4a Fill in the blanks with the correct forms of the verbs in brackets. Ken: I _ (think) more than 1,000 people _ (come) to help out. Joe: Thats f

9、antastic! I guess everyone in this city is _ (try) to improve the environment. Ken: Yes, we cant afford to _ (wait) any longer to take action! think have come trying waiting People_think that big things_be done to save the earth. Many forget that saving the earth begins with small things. For exampl

10、e, you_ save electricity by turning off the lights when you leave a room. You_also use reusable bags instead of plastic bags. can would could have to should must may/might maymust could could 關(guān)掉 可再次使用的 4b Fill in the blanks with the appropriate modal verbs from the box. I think its a great idea that

11、 you now_pay for plastic bags in some stores. And instead of driving to school or work, you_ride your bike or work. If its far, you_take the bus. All these small things_add up and become big things that_ improve the environment. Lets take actions now! have to can can would should can would could hav

12、e to should must may/might A: I think that everyone should use public transportation. B: I disagree. Its difficult for parents with young children to use public transportation. use public transportation _ 4c Make a list of things that people can do to help the environment and discuss your list with

13、your partner. I think that everyone should use public transportation. I disagree. Its difficult for parents with young children to use public transportation 1.單項(xiàng)填空單項(xiàng)填空 (1)(2013山東棗莊山東棗莊) In the last ten month, September Miracle _ on CCTV for more than five times and is popular all over the country. A

14、. has played the piano B. has given out their song disks C .has written songs D. has performed (2)(2013廣東廣東) Not only my friends but also I_ interested in football and Messi is our favorite star. A. be B. am C. is D. are D B (3)(2013江蘇淮安江蘇淮安) Its getting dark. Please _ the light. A. turn on B. turn

15、off C. turn down D. turn around (4) (2013湖北隨州湖北隨州)How does Jack usually go to work? He _ drive a car, but now he _ there to lose weight. A. used to, is used to walk B. was used to, is used to walking C. was used to, is used to walk D. used to, is used to walking A A (5)He promised to pick me up at t

16、he school gate. However, he _ yet. A. didnt arrive B. doesnt arrive C. isnt arriving D. hasnt arrived (6)Ba Jin, one of the greatest writers in China, _ as “Peoples Writer”. A. is regarded B. has regarded C. is regarding D. regards D A (7)-Where is Tom? -He _ in his room. A. is readingB. reads C. re

17、adD. was reading (8)-May I go out now, Dad? - No. You _ let your mother know first. A. can B. may C. need D. must A D (9)-_ you pass me a pen? Id like to write down the phone number. - Sure. Here it is. A.Can B.Need C.Might D.Must (10) -May I go to the cinema, Mum? -Certainly, but you _ be back by 11 oclock. A.can B.may C.must D. need (11) you _ worry about me. Its nothing serious. A.cant B.mustnt C. neednt D. wont A C C 2.用所給詞的適當(dāng)形式填空用所給詞的適當(dāng)形式填空 (1)The old