外研版 (新標(biāo)準(zhǔn))九年級(jí)上冊(cè)Unit 2 Repeat these three words daily: reduce, reuse and recycle.優(yōu)秀課件ppt

這是一份外研版 (新標(biāo)準(zhǔn))九年級(jí)上冊(cè)Unit 2 Repeat these three words daily: reduce, reuse and recycle.優(yōu)秀課件ppt，文件包含九上M12U2課件pptx、九上M12U2教案doc、九上M12U2練習(xí)doc等3份課件配套教學(xué)資源，其中PPT共42頁(yè)， 歡迎下載使用。
Module12  Save our worldUnit 2  Repeat these three words daily: reduce, reuse and recycle.Teaching objectivesVocabulary divide, plastic, policy, reuse, bottle, throw away, repeat, reduce ,cloth, ton, tons of, rubber, rapid, step, grandson granddaughter.Sentences patternDo you turn off the lights when you leave the room?Do you take your own bag when sopping and not ask for aplastic bag?It is better to use china cups and doth bags because they cam be used many times.Although it takes energy to change things into something else..key points and difficult points1.本單元詞匯和重點(diǎn)句子。2．which和who引導(dǎo)的定語(yǔ)從句。Teaching backgroundThrough the study of this unit, the students can master the basic language knowledge and skills. At the same time, they can ask questions to make them think about whether their behavior in daily life is environmental protection, then lead to three key words about environmental protection "reduce", "reuse" and "recycle", and explain in detail how to achieve these three aspects in daily life. So as to improve the consciousness and sense of responsibility of environmental protection, starting from small things and ourselves. Publicize the importance of environmental protection. Teaching Toolsblackboard, tape recorder , cards and multi-mediaTeaching proceduresStep 1 Warming up & Leading in1．Greetings.2． Lead-inThrough the study of the last unit, we have a preliminary understanding of environmental protection and feel the seriousness of environmental problems. Now please think about several questions: Do you walk or ride a bike to school?Do you buy new clothes just because they are modern?Do you turn off the lights when you leave the room?Do you take your own bag when shopping and not ask for a plastic bag?Do you buy drinks in bottles？And what do you do with the bottles when they are empty?Do you divide the waste into things to recycle and things to throw away? 1)  The teacher chooses some students to answer the questions.2)  Give encouragement and praise for good performance. The teacher then shows the two pictures on the PPT and 1)  Ask the students to look at the pictures and discuss the questions in groups. Which things are good for the environment and why?2)  Choose some students to answer the questions.Step 2 Presentation  Vocabulary The teacher leads the whole class to learn new words: divide, plastic, policy, reuse, bottle, throw away, repeat, reduce ,cloth, ton, tons of, rubber, rapid, step, grandson granddaughter.2 .Explain vocabulary in detail.3. Practice words. 2.Look at the title of the passage. What suggestions do you think the passage will make? Use the words in the box to help you.   1) Let students discuss the questions in groups.2) Choose some students to show their answers. 3) Give encouragement and praise for good performance.Reading 3. Read the passage and answer the questions:Which ways are good for the environment and why?1) Let the students scan the passage and find out the answer.2) Ask the students to check with a partner.3) Check the answer.4. Check (√) the suggestions that are mentioned in the passage.1) Ask students to skim the passage and check the suggestions. 2) Let students read and translate this article to understand the main idea of the article.  Language pointsDo you take your own bag when shopping and not ask for a plastic bag? 當(dāng)買(mǎi)東西時(shí)你是帶上自己的袋子而不是要塑料袋嗎？when＋doing，when為連詞，由于主句和從句主語(yǔ)相同，故可省略從句中的主語(yǔ)和be動(dòng)詞。eg：When waiting for the train, he always plays his mobile games.     當(dāng)他等火車時(shí)，他總是玩他的手機(jī)游戲。What do you do with the bottles when they are empty? 你是怎樣處理空瓶子的？do with 對(duì)付；與……相處  eg：The teacher didn't know what to do with the naughty pupil.教師不知道該怎樣對(duì)付那個(gè)頑皮的學(xué)生。辨析 do with與deal with do with 常與what 連用。表示“處置”、“忍受”、“與……相處”等。eg：I don't know what they will do with the problem. (＝I don't know how they will deal with the problem.)我不知道他們將如何處理這個(gè)問(wèn)題。eg：She is easy to do with.  她好相處。deal with 常與how 連用。表示“對(duì)付”、“應(yīng)付”、“處理”、“論述”、“涉及”等。eg：This is a book dealing with Asian problems.  這是一本論述亞洲問(wèn)題的書(shū)。3. Do you divide the waste into things to recycle and things to throw away?你將廢品分成要回收利用的和要丟棄的嗎？(1)divide是及物動(dòng)詞，意為“分開(kāi)；分隔”。divide…into…意為“把……分成……”。如：Mr Wang divided his class into five groups. 王老師把他的班分成五個(gè)組。(2)throw away意為“扔掉；丟棄”，是“動(dòng)詞+副詞”結(jié)構(gòu)的短語(yǔ)，當(dāng)賓語(yǔ)是代詞時(shí)，代詞要放在短語(yǔ)中間，如throw it /them away。e.g. 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？  He has thrown away a good opportunity.  他已經(jīng)失去了一個(gè)良好的機(jī)會(huì)。4.We all need a healthy environment,but we produce waste every day,and it is harmful to our environment. 我們都需要一個(gè)健康的環(huán)境，但是我們每天制造廢物，這對(duì)我們的環(huán)境是有害的。harmful是形容詞，表示“有害的”，其反義詞是harmless (無(wú)害的)，其名詞和動(dòng)詞形式都是harm(傷害；害處)。be harmful to意為“對(duì)……有害處”，相當(dāng)于be bad for，其反義短語(yǔ)是be good for， 其近義短語(yǔ)是do harm to (對(duì)……造成傷害)。如：Watching TV too much is harmful to /does harm to your eyes. 看電視太多對(duì)你的眼睛有害處。5.Repeat these three words daily: reduce, reuse and recycle. 每天重復(fù)這三個(gè)詞：減少、重復(fù)使用和回收。1)  daily /'de?li/ adj.每日的；日常的adv.每日；每天 n.日?qǐng)?bào)辨析everyday與dailyEveryday 只作形容詞，修飾名詞everyday English 日常英語(yǔ)daily 既可作形容詞修飾名詞，又可作副詞修飾動(dòng)詞daily clothes 日常服裝He gets up early daily (every day)．他每天起得早。2)  repeat v. 重說(shuō); 重新做前綴“re-”, 意思是“再, 重復(fù)”e.g. I repeated after the teacher word by word. 我跟著老師一個(gè)字一個(gè)字地讀。3) reuse v. 再次使用; 重復(fù)利用e.g. She often reuses old envelopes.
    她經(jīng)常重復(fù)使用舊信封。    The bottles can be reused up to 20 times.
  這些瓶子可重復(fù)使用達(dá)20次。 6.It is better to use china cups and cloth bags because they can be used many times. 用瓷杯和布袋更好，因?yàn)樗鼈兛梢远啻问褂谩?/span>It is better to do sth. 意為“最好做某事”。拓展：had better do sth. 意為“最好做某事”；had better not do sth. 意為“最好不要做某事”。it在這里作形式主語(yǔ)。作不定式的形式主語(yǔ)eg：It's not easy to get him to change his mind.   
    讓他改變主意不容易。作that引導(dǎo)的從句的形式主語(yǔ)eg：It is obvious that we can't go on like this.
    我們顯然不能像這樣繼續(xù)了作whether, when, what等引導(dǎo)的句子的形式主語(yǔ)eg：It doesn't matter whether you go or not. 你去不去沒(méi)關(guān)系。作動(dòng)名詞的形式主語(yǔ)eg：It was nice seeing you. 看見(jiàn)你真好。7. Although it takes energy to change things into something else, it is better than throwing things away or burning them. 雖然把東西變成別的東西需要能量，但總比把東西扔掉或燒掉要好。 change … into …  把……變成……e.g. You can’t change iron into gold.  你無(wú)法把鐵變成金子。change /t?e?nd?/  v.變成；轉(zhuǎn)換1）用作動(dòng)詞：change hands 轉(zhuǎn)手 change seats   換座位change...for...意為“用……換……”。 eg：I'm thinking of changing my car for a new one.     我正考慮換輛新車。change...into...意為“把……變成(換成)……”。 eg：He changed his dollars into francs.      他把美元換成了法郎。2）用作名詞，表示“變化”、“改變”，多用作可數(shù)名詞，有時(shí)也可用作不可數(shù)名詞。如：自1978年以來(lái)這里發(fā)生了巨大的變化。Great changes have taken place here since 1978.Much change has taken place here since 1978.8.We throw tons of rubbish away each year，and we have to make a change. 我們每年扔掉很多垃圾，我們必須要做出改變。ton是量詞，意為“噸”。tons of 意為“許多；很多”。如：People eat tons of meat in the city every year. 這座城里的人每年吃很多肉。拓展：a ton of…意為“一噸……”；two tons of…意為“兩噸……”。9. We cannot hope for rapid change,  but let’s take these simple steps  today… take steps 采取措施e.g. We need to take some steps to reduce pollution. 我們需要采取一些措施來(lái)減少污染。Step 3 Practice5.Find two things you should do and two things you should not do in the passage. Give reasons. Use your answers to write sentences.1) Let the students read the passage quickly find out the answer.2) Ask the students to check with a partner.3) Check the answer.6.Complete the passage with the correct form of the words in the box.1)  Ask students to find 9 words in activity 6 from the text.2)  Read the words together.3)  Complete the exercises in activity 6.4)  Ask the students to check with a partner.5)  Check the answers.Writing7.Work in pairs. Make a list of things you can do to make your school greener. 1)  Let students discuss the task in pairs.2)  Choose some students to show their answers.3)  Give encouragement and praise for good performance.Step 4 Homework Make a poster:將身邊存在的浪費(fèi)能源和破壞環(huán)境的現(xiàn)象記錄下來(lái)，可以拍照并配以 英文說(shuō)明  制作一張?zhí)嵝讶藗冏⒁夤?jié)約能源和保護(hù)環(huán)境的海報(bào)。blackboard writing design Unit 2   Repeat these three words daily: reduce, reuse and recycle.Vocabulary divide, plastic, policy, reuse, bottle, throw away, repeat, reduce ,cloth, ton, tons of, rubber, rapid, step, grandson granddaughter.Sentences patternDo you turn off the lights when you leave the room?Do you take your own bag when sopping and not ask for aplastic bag?It is better to use china cups and doth bags because they cam be used many times.Although it takes energy to change things into something else..