1、Unit 7&Unit 8 What is useful?Why?(We use to)Whens Earth Day?Earth Day is on .22nd April 4月月22日日Earth DayWhat can we do on Earth Day?We can plant some trees.We can put rubbish in the bin.We can Hello,Im Ben.Look,I can reuse a paper box to make a toy.Hello,Im Lily.Look,I can reuse paper to make a box.
2、Hello,Im Peter.Look,I can reuse a plastic bottle to make a toy.reuseWhat things can we reuse?reusewaterpaperplastic How can we reuse these useful things?reusewaterpaperplastic I can reuse water to clean the floor .I can reuse to .YouHello,Im Mary Smith.Look,we recycle the newspaper to make paper box
3、es.What is recycling?recyclepaperglassplastic We use some old things to make new things.What things can we recycle?How?All students are doing a project about reusing and recycling.Do you want to join them?A:What are you going to do?B:Im going to use to make Lets make a poster Reuse and recycleLets p
4、rotect the Earth!reuserecycleI can reuse?I can reuse?I can recycle?I can recycle What are“3 RE“?reuse reducerecycle 再利用再利用减少减少循环利用循环利用We can reuse _.We We can reduce _.We We can recycle _.We Lets learn more.Other daysabout EarthWorld Water Day is on 22nd March.3月22日We should Tree Planting Day is on
5、12th March.3月12日 We should World No-Smoking Day is on .31st May We should not .smoke in many public placesSmoking is for .bad our health 健康健康5月月31日日World Animal Day is on 4th October.We should .10月4号World Food Day is on 16th October.We should not .Because in many places,there is not .We should .We should every day.waste food much foodsave foodeat up our lunch World Water DayWorld No-smoking DayTree Planting DayWorld Animal DayEarth Day World Environment DayProtect the Earth,Protect our home.Protect the environment,protect ourselves.We have only one Earth.
