(
课件网) 湘少版·六年级下册 Unit 4 Planting trees is good for us 第二课时（Part C, Part D） Brainstorm Say more phrases and sentences related to “tree”. fruit trees… plant trees/… Trees can … Brainstorm Say more phrases and sentences related to “air”. … air pollution keep the air clean Revision Item Tree Planting Day Time Activity Function On 12th March Plant trees Keep the air clean, keep us cool, make the place beautiful … Think and discuss Planting trees is good for us. What should we do plant more trees water (浇水) the trees look after (照顾) trees Don’t cut down trees overly(过度地). Planting trees is good for us. We should plant more trees. I will plant trees. I like trees with flowers. Let’s Practice C I will water the young trees every day. We should look after them. Soon they will become big trees. Pre-reading Why do people cut down trees Is that good for us What should we do Let’s watch Listen and read Read and find Why do people cut down trees Because people want more houses, roads and buildings. Farmers also need more land to grow rice and vegetables. Read and tick What happened after cutting more trees A. People need more land. B. It’s getting hotter. C. The air getting fresh. Read and answer What can we do and why We need to plant more trees because trees help to make the air clean and fresh and make the Earth clean and green. Let’s Read People cut down trees! Why do people cut down trees Because we want more houses, roads and buildings. Farmers also need more land to grow rice and vegetables. But the weather is changing. It’s getting hotter. What can we do We need to plant more trees. Trees help to make the air cool and fresh. Let’s plant more trees to make the Earth clean and green. cut down 砍倒 Why和because一起出现，用在询问原因和回答理由的对话中。 D Tick √ , if you agree. 1. We want more houses because there are more people. 2. The Earth is getting hotter and hotter. 3. People cut down trees to make more roads. 4. There are more and more roads because there are more and more cars. 5. Farmers need the land to grow food. People need to eat food. 6. Trees will help to make the Earth a better place. √ √ √ √ √ √ 形容词比较级+ and +形容词比较级：越来越…… Let’s retell Reasons of cutting down trees Want more houses, roads and buildings Need more land to grow rice & vegetables It’s getting hotter. Solution: plant more trees Functions of trees Make the air cool and fresh Make the Earth clean and green Activity 1 Discuss where we can plant trees and what trees can do for us. We can plant trees on the roads. Because the trees can keep the air clean. The trees can make the roads more beautiful. Activity 2 Six students in a group to make a poster about protecting trees. The poster should include pictures and sentences. 一、根据首字母及汉语提示填写单词或短语。 1. T_____(植树节) is on 12th March. 2. Don’t c__(砍) down trees. 3. Farmers need l____(土地) to grow ... ...
