Unit-10-Air第二课时-11市名师优质课比赛一等奖市公开课获奖课件.pptx

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Unit 10 Air,Period 2,第1页,Air has no _ or _.,Air has no _ or _.,We cannot _ it,but we can _ it.,Read and complete,colour,shape,smell,taste,see,feel,第2页,Air is _.,It is important to all _.,It is also important to _ and _.,We all need it to keep us _.,everywhere,people,animals,plants,alive,Read and complete,第3页,Look at the _ and the _.,Look at the _ and the _.,They all need it too.,It keeps them _ in the sky.,kite,balloon,plane,bird,high,Read and complete,第4页,Air,is very important!,Why?,Think and say,第5页,The air is,dirty,in some places.,We call this air pollution.,Look and read,第6页,air pollution,第7页,Air pollution,Air keeps us alive.,We get sick if the air is too,dirty,.,第8页,第9页,Where does air pollution come from?,Ask and answer,第10页,Where does air pollution come from?,It comes from the smoke.,Ask and answer,第11页,smoke,第12页,第13页,Where is the smoke from?,It comes from cars,buses,and factories.,Ask and answer,第14页,factory,第15页,factory,factor,ies,第16页,What,s the matter,with,Kitty?,It,s the smoke,.,It,s from,the,cars,buses,and the,factor,y,.,Her eyes hurt.,What hurts her eyes?,Where is the smoke from?,第17页,What,s the matter,Kitty?Are you crying?,I,m not crying.My eyes hurt.,It,s the smoke.,Where is the smoke from?,It,s from the cars and buses.,Look at the black smoke from the factory.,It makes the air dirty.,Let,s go to the park,Ben.,The air is clean there.,OK.,第18页,第19页,The air is so fresh here.,Yes.There are a lot of trees in the park.Trees keep the air clean.,We should plant more trees and keep the air clean.,Yes!We should keep our city clean.,第20页,Retell,The dirty air comes from_.,Some smoke comes from_ and _.Some smoke comes from_.,It is important to keep the air _.Because we need _ air.,We can plant _.,第21页,Air pollution is harmful!,1,Its harmful to the health of people.,2,Its harmful to the nature.,3.Air pollution is a global problem.,第22页,T,he School Ambassador,Lets write,第23页,clean air,dirty air,Protect our environment,第24页,What we learnt today,This dialogue is about air pollution.,Smoke makes the air dirty.,We should plant more trees.,第25页,Homework,1.Listen to and read,Students Book,page 70.,2.Read,copy and spell the words:,factory,factories,smoke,dirty,clean,3.Think about how to keep the air clean.,4.Finish,Workbook,pages 69 and 71.,第26页,