课件15张PPT。Unit 3Care for the Earth We all live on the earth.It is our home.there are a lot of ,trees,flowers,rivers,and mountains on the earth.there are also many animals here with us.Why?Why is crying the earth? Our earth is beautiful .But something We do bad things to it. We cut down too many trees. We waste too much water and make the air dirty. ________ flowers
_________ trees
make the air _____
______ waterLook and write:pickwastedirtycut downpick flowerswaste watermake the air dirtycut down trees We have only one earth .We should care for it.We should do something to make the water and the air clean again.We should plant more trees and help the animals.should / shouldn'tWe ________ pick flowers.shouldn'tshould / shouldn'tWe _________ ___ ____ trees.shouldn'tcutdownshould / shouldn'tWe ________ make the air____.shouldn't dirtyshould / shouldn'tWe ________ _____ water.shouldn'twasteWe shouldn’t ___ flowers.
we should____ ____ flowers. Look and write: pikecareforWe shouldn't______________.
we should_____ ____ the earth.
make the air dirtycareforLook and write: