沪教牛津版六年级英语上精品课件-Unit 12 The Earth.ppt

1、Lead-in,What things are there in the sky?,Stars,the Moon,the Earth,The Sun,What things are there on the Earth?,People,Animals,Water,Plants,New words,Earth,地球,part,地区；区域,forest,森林,land,陆地,ocean,海洋,rubbish,垃圾,sick,生病的,Listen and say,Ms Guo: Look at this picture. What is it? Kitty: Its the Earth. Ms Gu

2、o: 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 the Earth? Alice: Yes. We should stop throwing rubbish into rive

3、rs. Peter: We should stop cutting down so many trees. Kitty: We should stop using plastic bags.,Write the words in the boxes. Then talk about the Earth.,forests,land,oceans,The Earth wasand in the past, but now some partsWe should stop,The Earth was very clean and beautiful in the past, but now some

4、 parts are dirty.,We should stop throwing rubbish into rivers, cutting down so many trees and using plastic bags.,Language points,1. We should stop cutting down so many trees. 我们应该停止砍伐这么多的树。,stop的意思是“停止”，stop doing sth. 的意思是“停止做某事”，表示停止正在做的事情。 例句：停止讲话。老师进教室了。 Stop talking. The teacher comes in the c

5、lassroom.,注意：stop to do sth. 停下来去做某事 表示停下来，去做另外一件事情。 例句：我们走了一个小时，累了。咱们停下来休息一下吧！ We walked for an hour and tired. Lets stop to have a rest.,Look and learn,Earth,地球,forest,森林,ocean,海洋,land,陆地,Look and read,We live on the Earth. The Earth is a beautiful place. There are rivers, oceans, land and forests

6、. There are many different plants and animals too.,我们居住在地球上。地球是一个美丽的地方，有河流、海洋、陆地和森林，也有很多不同的植物和动物。,People, plants and animals need clean water and air. Sometimes people throw rubbish into rivers and oceans. Sometimes people cut down too many trees. Smoke from cars and factories makes the air dirty. T

7、he Earth gets sick.,人、植物和动物需要洁净的水和空气。有时人们向河里和海洋里扔垃圾。有时人们砍伐太多的树。来自小汽车和工厂的烟使空气变脏。地球生病了。,Now people work together to keep the Earth clean and healthy. They pick up rubbish. They plant trees every year.,现在人们共同努力使地球保持干净和健康。他们捡起垃圾。他们每年植树。,They recycle glass and paper. They bring their own shopping bags an

8、d stop using plastic bags.,他们回收利用玻璃和纸。他们带他们自己的购物袋并且停止使用塑料袋。,1. Why does the Earth get sick? 2. What do people do to keep the Earth clean and healthy?,Answer the questions.,Because sometimes people throw rubbish into rivers and oceans. Sometimes people cut down too many trees. Smoke from cars and fac

9、tories makes the air dirty.,1. Why does the Earth get sick?,People pick up rubbish and plant trees every year. They recycle glass and paper. They bring their own shopping bags and stop using plastic bags.,2. What do people do to keep the Earth clean and healthy?,2. The Earth gets sick. 地球生病了。,Langua

10、ge points,get是系动词，意思是“变得，成为”，表示一种变化过程，强调逐渐变化。后面跟形容词作表语。 例句：夏季白天变得更长。 The days get longer in summer.,（1）turn的意思是“变得，变成”，指在颜色和性质等 方面与以前的完全不同，强调变化的结果。 例句：叶子变黄了。 The leaves turn yellow.,拓展：turn 和 become,（2）become的意思是“成为；变成”，是一个中性词，可用于好、坏两方面的变化。多指身份、职位，暂时性的身心变化或永久性的自然变化，它强调变化的过程已经完成，后面可接名词或形容词。 例句：他成了一名科

11、学家。 He becomes a scientist.,Ask and answer,What should we do to save the Earth? Put a tick() or a cross() in the box. Then talk about it in groups.,1 We should cut down trees. 2 We should build more factories and houses. 3 We should write on both sides of paper. 4 We should use more plastic bags and

12、 bottles.,5 We should not litter. 6 We should throw rubbish into rivers. 7 We should stop killing wild animals. 8 We should walk or ride a bike more often.,S1: What should we do to save the Earth? S2: We should S3: We should S4: We should stop,Play roles,We should write on both sides of paper.,What should we do to save the Earth?,We should not litter.,We should stop killing wild animals.,Think and write,and using plastic bags,dirty,plant more trees,throwing rubbish into,rivers, cutting down so many trees,Review the sounds,同学们，这一课学习的单词你们都掌握了吗？现在大家来检验一下，点击下面的视频开始听写吧！,