Unit 3 Care for the EarthPart CLead-inHow can we care for our “mother earth”?Save water Plant treesTurn off lightsCare for animalsListen and number做听力题目之前,先留出时间浏览一下题目图片,请同学们自己先判断一下图片中的小朋友都在做什么事情,把图片信息转化成文字信息,有时间的话在课本上面标注一下,然后再仔细听录音材料,抓关键词和短语,这样做的话,你一定会有很大的收获的,加油吧!Dirty riverMake a house for birdsWash handsDrive a bike43121.A:What are you doing? B:I’m washing my hands. A:But you shouldn’t waste too much water. B:I’m sorry.2.A:Hey, Colin.Why not come to school in your daddy’s car? B:Today is World Car Free Day .My father goes to work by bike, too. A:Great!听力原文3.A:What are you doing? B:I’m making a house for the bird. A:Great ! We should care for the animals.4.A:Look at the river .The water is very dirty. B:It’s bad for our health .We shouldn’t make the water dirty.Look and write1.Don’t ____________ . They look so beautiful in the garden.2.There are so many cars in the city. They __________________.pick flowersmake the air dirty3.We don’t have much clean water. We shouldn’t____________ .4.People shouldn’t______________ . They are helpful to make the air clean.5.Today is World Car Free Day. You’d better not __________ .waste watercut down treesdrive a carRead and circle1.Her grandpa drinks (many/much) tea every day. 2.These boys waste (too many/too much) water. 3.You are eating (too many/too much) ice-creams.4.A:(Is/Are) there any milk in the cup? B:Yes,there (is/are).Read and answer Cara lives in a small house near a river . The sky is blue and the river is clean. There are many trees and flowers. The birds , the fish , the rabbits and the monkeys are all Cara’s friends. Every day they play toge...