九年級英語第13單元第1課時教案

1、九年級英語第13單元第1課時Unit 13 We re trying to save the earth!Section A 1a 2d、【教材分析】教 學(xué) 目 標(biāo)知識 目標(biāo)1 .學(xué)習(xí)并掌握卜夕U單詞：litter, bottom, fisherman, coal, public, ugly, advantage, cost,wooden, plastic2 .能正確使用以下常用表達：the bottom of, be full of, used to do sth., play a part in doing sth., clean it up, be badly polluted, too

2、 much rubbish and waste, turn into , cut down, take the bus or subway, instead of, remember to do sth., make a difference, lead to3 .能熟練掌握并使用下列重點句式：(1) Even the bottom of the river was full of rubbish.(2) It used to be so clean!(3) People are littering in the river.(4) Everyone in this town should p

3、lay a part in cleaning it up!(5) 5) This turns beautiful parks into ugly places.(6) 6) The air has become really polluted around here. I' mtingawogetd.(7) To cut down air pollution, we should take the bus or subway instead of driving.(8) Other advantages of bike riding are that it' s good fo

4、r health and it doesn(9) Remember to throw rubbish in the cans and keep public places clean and beautiful foreveryone.110) Our actions can make a difference and lead to a better future!能力 目標(biāo)談?wù)摳鞣N環(huán)境污染問題，引起污染的原因以及解決的對策。情感 目標(biāo)了解環(huán)境污染的壞處，樹立環(huán)保意識。教學(xué)重點討論環(huán)境污染問題。_教學(xué)難點用所學(xué)的知識談?wù)摥h(huán)保問題。教學(xué)方法情境教學(xué)法；任務(wù)型教學(xué)法|t cost anythin

5、g、【教學(xué)流程】環(huán)節(jié)師生活動二次備課I.復(fù)習(xí)熱身1、檢查生詞預(yù)習(xí)。(1)先通過PPT呈現(xiàn)本課的單詞，教師領(lǐng)讀，學(xué)生跟讀，并幫助學(xué)生 正音。(2)做題鞏固。根據(jù)句意和首字母提示寫出所缺的單詞。 Even the bof the river was full of rubbish. People are lin the river. Other a of bike riding are that it ' good for health and itdoesn' t cost anything! I never take wchopsticks or plastic forks w

6、hen I buy takeawayfood. Our actions can make a dand lead to a better future!答案：CD bottom (2) littering advantages® wooden difference2、自由交談。Talk about different kinds of pollutionNoise pollutionAir pollutionWater pollution感知1.PPT展示F列圖片，引導(dǎo)學(xué)生初步感知種種污染問題。體3敘1.分組談?wù)搱D片展示的污染問題。H .感知體驗感知2.環(huán)境污染問題嚴(yán)重，如何保護地球

7、呢？創(chuàng)設(shè)問題情景，引導(dǎo)學(xué)生思考環(huán)境保護的方法。 You drink a can of cola. What do you do? There are a lot of old newspapers at your home. What do you do? You go shopping. What do you do? When you write on a piece of paper, what do you do?體3敘2.分四個小組分別討論上述問題。51: I throw away cans.52: I recycle cans.53: You throw away th e can

8、s. That ' s bad for the EYoth.recycle the cans. That ' s good for the Earth.1.處理教材1a, 1b, 1c的內(nèi)容。(1)Here are some words related to different kinds of pollution. Write them in the box below. Then add more words.答案：Noise pollution : cars, factories, smoking, building houses (burning, power plan

9、ts, nuclear waste disposal)Air pollution : Loud music, planes, building houses, mobile phones心強化 鞏固(machines, crowds)Water pollution : rubbish, littering, ships, factories (sewage, industrial waste, pesticides)(2) Listen and fill in the blanks. Then match the restaurants with the statements. The riv

10、er was. Even the bottom of the river was full of. There were no morefor fishmen to catch. People are throwing into the river. Factories are putting into the river.We should write to the and ask them to thefactories. Everyone should helpto the river.答案： really dirty, rubbish, fish litter, waste (D go

11、vernment, close down, clean up(3) Role-play the conversation. The river has always been the nicest river in this town. Yes, it used to be so clean.-But I was there last weekend and the river was really dirty. What caused the problem? People are throwing litter into the river. What should we do?Facto

12、ries are also putting waste into the river. Yes, everyone in this town should play a part.(2) 理教材 2a, 2b, 2c的內(nèi)容。 Listen to the interview. Circle the kinds of pollution that Jason and Susan talk about.答案：A B(3) Listen again and complete the sentences.The air is badly polluted because there are on the

13、 road thesedays. Factories that burn coal also the air with a lot of black smoke.There is also too much rubbish and waste. People things away every day. People are also littering in like parks. This turns beautiful parks into ugly places.答案： more car (2) pollute are throwing away public places(4) Us

14、e the information in 2a and 2b to role-play conversations between Jason and Susan.A: The air has become really polluted around here. I' m getting very worried.B: Yes, I used to be able to see stars in the sky.3.語言知識點的歸納整理。(1) We re trying to save the earth!我們正在竭盡全力拯救地球try to do =try one ' s

15、besMoJdo 做某事。? Every student should try to study hard in order to study in a university.為了進入大學(xué)學(xué)習(xí)，每個學(xué)生都應(yīng)該努力學(xué)習(xí)。(2) Everyone in this town should play a part in cleaning it up!play a part in 在方面起作用? A good diet plays a large part in helping people live longer. 健康的飲食 在幫助人們長壽方面起著非常大的作用。(3) used toused to的

16、意思是 過去經(jīng)?！?，其中的to是不定式符號，不是介詞， 所以其后接動詞原形(不接動名詞)。? He used to live in Paris.他過去一直住在巴黎。 used to與be used to的用法比較 used to意為 過去經(jīng)?！?，其中的to是不定式符號，后接動詞原形。? He used to live in Paris.他過去一直住在巴黎。 be used to意為 習(xí)慣于"，其中的to是介詞，后接動名詞。? He is used to living in the country.他已習(xí)慣于住在鄉(xiāng)下。(4) should的用法：should后接動詞原形。表示“應(yīng)該，應(yīng)

17、當(dāng)”? You should help your mother with the housework.你應(yīng)該幫你母親做家務(wù)。表示“可能，該 (=will probably)”? He should arrive soon他可能很快就到了。should與ought to的比較除表示“萬一” “竟然”等只能用should外，表示“應(yīng)該，應(yīng)當(dāng)” “可 能”等，兩者可互換，只是 ought to的語氣稍重。? You ought to/should work harder than that. 你應(yīng)當(dāng)更努力地工作。 should強調(diào)主觀看法，而 ought to強調(diào)客觀要求。? We ought to

18、 go and see my mother in hospital tomorrow, but I don' t think we will.我們按理應(yīng)當(dāng)在明天去看看住院的母親的，但我主認(rèn)為我們不 會去。分小組進行對話練習(xí)。 The river has always been the nicest river in this town.IV.實踐 應(yīng)用V .總結(jié) 反饋 Yes, it used to be so clean.-But I was there last weekend and the river was really dirty. What caused the prob

19、lem? People are throwing litter into the river. What should we do?Factories are also putting waste into the river. Yes, everyone in this town should play a part.1 .結(jié)合板書和課件，讓學(xué)生盤點所學(xué)詞匯和重要句型。詞?匚：litter, bottom, fisherman, coal, public, ugly, advantage, cost, wooden, plastic, the bottom of, be full of, u

20、sed to do sth., play a part in doing sth., clean it up, be badly polluted, too much rubbish and waste, turn into , cut down, take the bus or subway, instead of, remember to do sth., make a difference, lead to重要句型：(1) Even the bottom of the river was full of rubbish.(2) It used to be so clean!(3) Peo

21、ple are littering in the river.(4) Everyone in this town should play a part in cleaning it up!(5) This turns beautiful parks into ugly places.(6) The air has become really polluted around here. I ' mreally getting worried. To cut down air pollution, we should take the bus or subway instead of driving.(8) Other advantages of bike riding are that it ' good for health and it doesn ' t cost anything!(9) Remember to throw rubbish in the cans and keep public places cleanand beautiful for everyone.(10) Our actions can make a difference and lead to a better future!2 .當(dāng)堂練習(xí)。單項選擇。(1)