Module 4 Unit 12 The earth 第1課時(shí) 課件（27張PPT）

1、Earth; part; forest; land; ocean; rubbish; sick; recycle; glass; own1. Can we do anything to help the Earth? 2. We should stop cutting down so many trees.想一想，地球上都有什么？想一想，地球上都有什么？想一想，地球上都有什么？想一想，地球上都有什么？EarthforestlandoceanMs Guo: Look at the picture. What is it?Kitty: Its the Earth.Ms Guo: The green

2、 and brown parts are forests and land. What are the blue parts?Joe: I think theyre oceans.Ms Guo: Yes, they are. The Earth was very clean and beautiful in the past, but now some parts are dirty. Can we do anything to help the Earth?Alice: Yes. We should stop throwing rubbish into rivers.Peter: We sh

3、ould stop cutting down so many trees.Kitty: We should stop using plastic bags.Earth地球地球 我們居住在地球上。part地區(qū)；區(qū)域地區(qū)；區(qū)域 這片區(qū)域是工廠區(qū)。forest森林森林 這片森林后面有一座小山。land陸地陸地 我可以站在這個(gè)陸地上。ocean海洋海洋 這是海洋。rubbish垃圾垃圾 不要把垃圾扔得到處都是。句型“Can I/we+ 動(dòng)詞（短語(yǔ)）原形（+ 其他）？”用于詢問(wèn)對(duì)方自己是否可以做某事?？隙ɑ卮馂椤癥es, you can.”；否定回答為“No,you cant.”。Can we do a

4、nything to help the Earth?我們能做什么幫助地球？Can I use your English book？我能用你的英語(yǔ)書(shū)嗎？ Yes, you can. 是的，你能。You should stop talking in the library. 你應(yīng)該停止在圖書(shū)館里說(shuō)話。We should stop cutting down so many trees.我們應(yīng)該停止砍伐這么多的樹(shù)。（1）句型“主語(yǔ) +should+ 動(dòng)詞（短語(yǔ)）原形（+ 其他）.”用于表示建議或勸告。should 為情態(tài)動(dòng)詞，其后的動(dòng)詞用原形。(2)stop doing sth. 意為“停止做某事”。

5、stop 后也可跟動(dòng)詞不定式， 兩者區(qū)別如下：短語(yǔ)用法stop doing sth.強(qiáng)調(diào)停下手頭的工作stop to do sth.強(qiáng)調(diào)停下手頭的工作去做另一件事Write the words in the boxes. Then talk about the Earth.forestslandoceanWrite the words in the boxes. Then talk about the Earth.The Earth was . and . in the past, but now some parts .We should stop .Earthforestlandocean

6、Ms Guo: Look at the picture. What is it?Kitty: Its the Earth.Ms Guo: The green and brown parts are forests and land. What are the blue parts?Joe: I think theyre oceans.Ms Guo: Yes, they are. The Earth was very clean and beautiful in the past, but now some parts are dirty. Can we do anything to help

7、the Earth?Alice: Yes. We should stop throwing rubbish into rivers.Peter: We should stop cutting down so many trees.Kitty: We should stop using plastic bags.1. Stop _ flowers in the park!A. pick B. picking C. to pick2. Can we do _ to keep the Earth clean？ A. anything B. everything C. anyone3.We should bring our own shopping bags and stop using _ when shopping.A. plastic bags B. handbags C. schoolbags1. How dirty the air is! I must _(stop) _(pollute) air.2. I think air _(be) clean in the past. But now it _dirty.3. Air _(keep) high in the sky.4. The walls _(be) dirt