8下Unit8AgreenworldWelcometotheunit

1、1.Did you know that around the world, 3 to 6 billion trees are cut down each year? 2. Have you ever planted a tree? dig vt. & vi. 挖挖(洞，溝等洞，溝等)serious adj. 認(rèn)真的，嚴(yán)肅的認(rèn)真的，嚴(yán)肅的breadfruit n. 面包果面包果How to live a green life turn off the lightsWe can save energy by turning off the lights when we leave a room.

2、recycle waste We can protect the environment by recycling waste. waste: plastic bottles; . recycle vt. 回收利用，回收利用， 循環(huán)利用循環(huán)利用What can be recycled? How to recycle? We can reduce air pollution by riding bicycles. reduce vt. & vi. 減少，降低減少，降低We can save water by taking shorter showers. take a showerwise ad

3、j. 明智的，充滿智慧的明智的，充滿智慧的e.g. The professor is very wise. 這名教授充滿智慧。這名教授充滿智慧。cause vt. 導(dǎo)致；造成導(dǎo)致；造成e.g. Human pollution causes global warming. 人為污染導(dǎo)致全球變暖。人為污染導(dǎo)致全球變暖。 The class 1, Grade 8 students are talking about ways to live a green life. Look at the pictures below and match them with the correct sentenc

4、es.a. We can reduce air pollution by riding bicycles.b. We can save water by taking shorter showers.c. We can save energy by turning off the lights when we leave a room.d. We can protect the environment by recycling waste.Listen and answer 1. How did Kitty go to school in the past?2. What about now?

5、3. What does Millie think she should do to live a green life?Her father used to drive her to school.They take the underground now.She thinks its wise for people to choose public transport and ride bicycles. 4. What about Daniel? 5. What about Sandy?He thinks we can take shorter showers to save water

6、.She thinks we should remember to turn off the lights when we leave a room.Read the conversation after the recorder.Work in groups and talk about the ways to live a green life.A: What should we do to live a green life?B: I think .C: I think .D: I think .Listen and answer 1. What is Hobo going to do?

7、2. Will more trees be planted this year? 3. What does Eddie like doing?4. What will Eddie plant?He is going to plant trees.Yes. Trees are good for us.He likes digging in the garden.He will plant breadfruit trees.1. What are you going to do? 你打算做什么？你打算做什么？ 句中句中be going to do sth.意思是意思是“打算、計(jì)打算、計(jì)劃做某事劃做

8、某事”。 e.g. I am going to plant trees this Sunday. 我打算這個星期天去植樹。我打算這個星期天去植樹。 He is going to see a film next weekend. 他打算下個周末去看電影。他打算下個周末去看電影。2. Will more trees be planted this year? 今年更多的樹將會被種植嗎？今年更多的樹將會被種植嗎？ 句中句中will be planted 意思是意思是“將會被種將會被種植植”，“will be + 動詞的過去分詞動詞的過去分詞”是一是一般將來時的被動語態(tài)。般將來時的被動語態(tài)。 e.g.

9、 The panda will be sent to the zoo tomorrow. 這只大熊貓明天將被送到動物園。這只大熊貓明天將被送到動物園。 將下列句子改為被動語態(tài)。將下列句子改為被動語態(tài)。1) His father will mend his bike. _2) John didnt finish the homework. _3) Did Mike watch the new movie yesterday? _ _His bike will be mended by his father.The homework was not finished by John.Was the

10、 new movie watched by Mike yesterday?4) Are the students going to plant trees tomorrow? _ _Are trees going to be planted by the students tomorrow?3. We can reduce air pollution by riding bicycle. 我們可以通過騎自行車來減少空氣污染。我們可以通過騎自行車來減少空氣污染。 句中句中reduce air pollution 意思是意思是“減少空減少空氣污染氣污染”，“by doing sth.”意思是意思是

11、“通過通過做某事做某事”。e.g. We can protect the environment by recycling things. 我們可以通過回收利用東西來保護(hù)環(huán)我們可以通過回收利用東西來保護(hù)環(huán)境。境。 We can save energy by turning off the lights. 我們可以通過關(guān)燈來節(jié)約能源。我們可以通過關(guān)燈來節(jié)約能源。4. My dad used to drive me to school. 我爸爸過去常常開車送我去學(xué)校。我爸爸過去常常開車送我去學(xué)校。 句中句中used to do sth. 意思是意思是“過去常常做過去常常做某某 事事”。used t

12、o表示過去的習(xí)慣動作或狀表示過去的習(xí)慣動作或狀 態(tài)，它可以用于各種人稱，其后接動詞原態(tài)，它可以用于各種人稱，其后接動詞原 形。形。 e.g. They used to play football on the playground. 他們過去常常在操場上踢足球。他們過去常常在操場上踢足球。 “drive sb. + 地點(diǎn)副詞地點(diǎn)副詞/to + 地點(diǎn)名詞地點(diǎn)名詞”意意為為“駕車送某人去某地駕車送某人去某地 ”。drive to sp. = go to sp. by car意思是意思是 “開車去某地開車去某地”。 e.g. Can you drive me to the train station

13、? 你可以開車把我送到火車站嗎？你可以開車把我送到火車站嗎？ My friends often drive to work. = My friends often go to work by car. 我的朋友們經(jīng)常開車去上班。我的朋友們經(jīng)常開車去上班。5. Its wise for people to choose public transport or ride bicycles. 對人們來說選擇公共交通或騎自行車是明對人們來說選擇公共交通或騎自行車是明智的。智的。 It is + adj. + for sb. + to do sth. 意思是意思是“對對某人來說做什么事情怎么樣某人來說做

14、什么事情怎么樣”。常用于此。常用于此句型的形容詞有句型的形容詞有important, difficult, dangerous, necessary, useful, possible等，等，用來對用來對 to do sth. 進(jìn)行說明，此句型可以進(jìn)行說明，此句型可以轉(zhuǎn)換成轉(zhuǎn)換成To do sth. is + adj.。 e.g. It is very important for students to learn English well. 對學(xué)生們來說學(xué)好英語是很重要的。對學(xué)生們來說學(xué)好英語是很重要的。It is + adj. + of + sb. + to do sth.，常用，常用于此

15、句型的形容詞有于此句型的形容詞有g(shù)ood, kind, nice, clever, wise 等，用來對等，用來對sb.的性格、品的性格、品質(zhì)等進(jìn)行說明，將這個句型中的質(zhì)等進(jìn)行說明，將這個句型中的 sb. 和和 adj. 提出來可以造句為提出來可以造句為 sb. + be + adj.。 e.g. 你這樣說真是太好了。你這樣說真是太好了。 Its very kind of you to say so. 根據(jù)漢語提示寫單詞。根據(jù)漢語提示寫單詞。1. Is he _ (嚴(yán)肅的嚴(yán)肅的)?2. We can _ (減少減少) air pollution by riding bicycles.3. He is _ (挖洞挖洞) in the garden.4. We can _ (回收利用回收利用) old things. 5. It is _ (明智的明智的) of you to take a map. seriousreducediggingrecyclewise1. 打算、計(jì)劃做某事打算、計(jì)劃做某事2. 植更多的樹植更多的樹3. 在花園里挖土在花園里挖土be going to do sth.plant more trees dig in the garden4. 種植水果面包樹種植水果面包樹5.