牛津沪教版六上英语Unit 12 The Earth课件 46页

Unit 12 The Earth 沪教牛津·六年级上册 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 We should stop cutting down so many trees. Ms Guo: Look at this picture. What is it? Kitty: It’s the Earth. Ms Guo: The green and brown parts are forests and land. What are the blue parts? Joe: I think they’re 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 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 was…and …in the past, but now some parts…We should stop… The Earth was very clean and beautiful in the past, but now some parts are dirty. We should stop throwing rubbish into r vers, cutting down s 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 classroom. 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. Let’s 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. 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. The 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 and 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 factories 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。 Language 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 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 The Earth was clean and beautiful. Now some parts are_____________. We should_____________. We should stop_____________________ __________________________________ __________________________________. The Earth is sick! The Earth was clean and beautiful. Now some parts are_________. We should__________________. We should stop_____________________ __________________________________ __________________________________. The Earth is sick! and using plastic bags dirty plant more trees throwing rubbish into rivers, cutting down so many trees Review the sounds sheep ship food foot bed bad water what father brother purple paper pig big piece please hat bed boats beds back bag rich orange leaf leave sure pleasure both with tree dress 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！