Lesson7PlantingTrees.ppt

Lesson 7:Planting TreesUnit 2 Plant a Plant!泊头市营子中学 刘秀云冀教版八年级下册冀教版八年级下册a dust stormWhy does a dust storm happen?Trees were cut down.There is only sand left.Rich lands have turned into desertdesertOur environment is changing!The changes are serious.We should do something to help.Plant treesDo you know how to plant trees?THINK ABOUT IT!Its March 12th.By the way,when is Tree Planting Day in China?a seedlingrootsthe roots of the seedling dig a hole.The hole must be large enoughto hold the roots of the seedling.Dig a hole large enough to hold the roots of the seedlingholecover the roots and fill the hole with dirtbe covered withcoverwithfill with=be filled with be full ofput the seedling into the hole.dirtpack the dirt around the new tree with feet.put a little water in the bottom of the hole.Dig a hole large enough to hold the roots of the seedlingPack the dirt around the new tree with feet.Put the seedling into the hole.Cover the roots and fill the hole with dirtPut a little water in the bottom of the hole.the steps for planting trees1234512543ABCDEMatch the pictures with12345dig a hole large enoughput into.cover /fill with pack.around.with.waterin the bottom of.2022/12/17 Retell the steps for planting trees with your partner.Practice in pairs Act and guess Ask five students to act out the steps for planting trees.And then the others guessListen twice and fill in the blanks.1.The environment is _.2.When there is a _ _,it gets windy and dirty everywhere.3.A lot of rich lands in the area have _ _ desert.4.Its also a great way to _ _ nature.changing dust stormturned intolearn aboutBy the way,have you planted trees?Planting treesListeningern northRead the lesson quickly and answer the questions.1.Who is helping them?3.What are they talking about?A workerHow to plant trees and why people plant trees.Another group of people2.who do they see down the hill?Read the lesson again.Why should we plant trees?Talk about it and list at least three reasons._ _ _Work in pairsWork in pairsRetell the lesson with the key points on the blackboard.A tree today,a forest tomorrow.Protect our earth,protect our home.We have only one earth.There is a small garden in our school.But there are few pants left in it.Do you have any good ideas?Write a passage about your idea.THANK YOU!THANK YOU!