Module 4 Unit 12 The earth 第1课时 课件（27张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 我们居住在地球上。part地区；区域地区；区域 这片区域是工厂区。forest森林森林 这片森林后面有一座小山。land陆地陆地 我可以站在这个陆地上。ocean海洋海洋 这是海洋。rubbish垃圾垃圾 不要把垃圾扔得到处都是。句型“Can I/we+ 动词（短语）原形（+ 其他）？”用于询问对方自己是否可以做某事。肯定回答为“Yes, you can.”；否定回答为“No,you cant.”。Can we do a

4、nything to help the Earth?我们能做什么帮助地球？Can I use your English book？我能用你的英语书吗？ Yes, you can. 是的，你能。You should stop talking in the library. 你应该停止在图书馆里说话。We should stop cutting down so many trees.我们应该停止砍伐这么多的树。（1）句型“主语 +should+ 动词（短语）原形（+ 其他）.”用于表示建议或劝告。should 为情态动词，其后的动词用原形。(2)stop doing sth. 意为“停止做某事”。

5、stop 后也可跟动词不定式， 两者区别如下：短语用法stop doing sth.强调停下手头的工作stop to do sth.强调停下手头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