外研版九年級英語上冊課件 Module 12 Save our world Unit 2 (共11張PPT)

1、外研 九年級上教學(xué)輔助課件Language PointsobjectiveTo learn to use the expressions: when shopping do withthrow away divide intochangeinto take steps to do sth.1. Do you take your own bag when shopping and not ask for a plastic bag?你買東西的時(shí)候拿著自己的袋子而不要塑料袋嗎？注意：由when, while等引導(dǎo)的時(shí)間狀語從句，當(dāng)主句的主語與從句的主語相同且從句謂語動(dòng)詞含有 be 動(dòng)詞時(shí)，常省略從

2、句的主語和 be 動(dòng)詞。1)Tim enjoys listening to his MP4 player while (he is) waiting for the school bus. Tim一邊等校車，一邊聽MP4里的音樂。2) While (you were) walking the dog, you were careless and it got loose and was hit by a car.在遛狗時(shí)，你不小心讓狗掙脫了繩子，結(jié)果狗被車撞了。句中的 when shopping 實(shí)際上是 when you are shopping的省略，其中when是連詞。2. And wh

3、at do you do with the bottles when they are empty? 你是怎么處理空瓶子的？do with : 對付；處理1)The teacher didnt know what to do with the naughty pupil教師不知道該怎樣對待那個(gè)頑皮的學(xué)生。2)What should I do with this old computer?這臺(tái)舊電腦怎么處理？3. Do you divide the waste into things to recycle and things to throw away？你把垃圾分為可回收和需丟棄的嗎？thro

4、w away: 扔掉、丟棄。1) When are you going to throw away those old magazines?你打算什么時(shí)候扔掉那些舊雜志？ 2) I threw those trousers away years ago.多年前我就把那些褲子扔掉了。1) The book is divided into six sections.這本書分為六部分。2) Lucy divided the cake in / into four. 露西把這塊蛋糕分成了四塊。divide: 分開, 強(qiáng)調(diào)把整體劃分為若干部分。divideinto 把分成注意:當(dāng)divide 后只有數(shù)詞

5、, 而無“部分”、“組”、“隊(duì)” 等詞語時(shí), 也可與介詞in連用。4. Although it takes energy to change things into something else, it is better than throwing things away or burning them.雖然把一種東西變成另一種東西也會(huì)消耗能源，但是也比把它們?nèi)拥艋驘艉谩hangeinto 把變成1) You cannot change iron into gold.你無法把鐵變成金子。2) With a wave of her magic wand, she changed the f

6、rog into a handsome prince.她魔杖一揮，把青蛙變成了英俊的王子。5. We cannot hope for rapid change, but lets take these simple steps today我們不能期待立竿見影的變化, 但是今天就讓我們從這些簡單的措施開始吧step :可數(shù)名詞, 意為“措施、步驟” 。take steps to do sth采取措施以達(dá)到某目的 1) We need to take some steps to reduce pollution.我們需要采取一些措施來減少污染。2) We should take steps to

7、prevent war.我們應(yīng)當(dāng)采取措施制止戰(zhàn)爭。Quiz1. Lets _ these old newspapers to make some decorations. Thats a good idea.2. _ bags are bad for the environment for many reasons.3. Grandma has three _, including me. 4. My weight _ from 65 kilos to 50 kilos in the past three months. 5. When the PE lesson began, the children _ into four groups. grandsonshas reducedwere divided reusePlastic reuse plastic divide grandson reduce.用所給單詞的適當(dāng)形式填空。 . 根據(jù)提示翻譯句子。1. 他們正在使沙漠變?yōu)檗r(nóng)田。(change into) _2. 我們一定要采取措施使這樣的事不再發(fā)生。(take steps) _ _3. 電池能被回收，不要扔掉它們。(throw away) _ _They are changing de