BUpollutionfighters知识点学习教程.pptx

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1、Why are you so interested in trees,Doctor Ray?Question1:第1页/共25页Doctor Ray is very interested in trees.Doctor Ray shows/has great interest in trees.Im interested in books.Im interested in reading books.I have great interest in books/reading books.What are you interested in?第2页/共25页Im interested in b

2、ooks.Im interested in reading books.I have great interest in books/reading books.music/listening to musicgames/playing gamesbasketball/playing basketballbadminton/playing badmintondrawing pictures第3页/共25页But what good are trees?Question2:第4页/共25页Good of trees1.Make the streets more _ and less _.2.Pr

3、ovide us with_ ,_ ,_ ,_ .3._ harmful gases _ the air and _ oxygen back _the air.4.Cool the air _ _ _ clean it.beautifulnoisywood,rubberpaperfruitTakefromreleaseintoas well as第5页/共25页I can dance,I can sing too.I can dance _ _ _ sing.Judy likes to breathe clean air.Her classmates like to breath clean

4、air too.Judy _ _ _ her classmates likes to breathe clean air.as well asas well as第6页/共25页make.+adj.The news makes me _.The news will make you more excited,less worried.sad/upset第7页/共25页 Look,the factory is releasing black smoke into the air.release-let outThe prisoners will be released soon.第8页/共25页

5、I suppose you also enjoy breathing pure,cool air.I suppose it is going to be rainy tomorrow.I suppose it is going to be.I dont suppose it is going to be.a.know b.think c.ask第9页/共25页breathe(v.)bri:breath(n.)brebreathe cool/fresh/polluted airbreathe in,/breathe outtake a breath /hold a breath第10页/共25页

6、Are trees in danger?Question3:第11页/共25页Trees are in great danger.We _ _ and burn millions every year.But we replace hardly any of them.cut downWe are_ our best fighters against pollution.destroying第12页/共25页Its _ to swim in the sea.The man is in _ now,he is calling for help.danger dangerousdangerousd

7、anger第13页/共25页Trees communicate with one another.第14页/共25页People communicate with one another by internet.making phone callssending messagessending e-mails第15页/共25页warn warningIt warns us not to.swim/smoke/get into the room/walk on the grassIt warns us of electricity.第16页/共25页Quiz第17页/共25页1.The fact

8、ory often _ black smoke _ the air.A.releases;into B takes;from C.helps;with D.protects;from2.Although my parents are working in HongKong,we can _ each other by e-mail.A.communicate with B.keep in touch C.communicate to D.have a talk3.My mother warned me _ to the beach to swim.A.didnt go B.to not go

9、C.to go not D.not to go第18页/共25页4.Are you interested _?A.on swimB.about swimming C.in swim D.in swimming 5.So many people come to my birthday,it made me really_.A.to be happy B.happily C.happy D.to be happily第19页/共25页 1.树木吸收有害气体,释放氧气.(take,release)2.她和她妈妈都喜欢唱歌.(as well as)3.我认为我们要保护树木.(suppose)4.如果你

10、有危险,请告诉我.(in danger)5.我们要经常和父母交流沟通.(communicate)Trees take in harmful gases and release oxygen.She as well as her mother likes singing.I suppose we should protect trees.If you are in danger,please tell me.We should often communicate with our parents.第20页/共25页pure,release,wood,in danger,destroying,as

11、 well as,dangerous,fight Trees play an important role (起着重要的作用)in our daily life.They are useful in three important ways.The most important way is that they provide us many things such as food,_,rubber and other products.They can take in harmful gases and _ oxygen into the air,which makes the air _

12、and clean.Without trees,many animals _ human beings can not live on the earth.The second important way is that trees give us shade.On a hot summer day,people really want to have a rest under the shade The third important way is that they help to_ against water pollution.They can clean the water.But

13、many people havent realized the importance of trees.They cut down as many trees as possible.In order to get more land to build houses or factories,people are_ many trees.Trees are _.We must do something to protect them and plant more trees.Only in this way can we make our earth a better place to liv

14、e on.woodreleasepureas well asfightdestroyingin danger第21页/共25页第22页/共25页第23页/共25页Homework:Homework:1.Copy the phrases 1-301.Copy the phrases 1-302.Do the exercises on the book2.Do the exercises on the book3.Think about how to protect our earth3.Think about how to protect our earth第24页/共25页感谢您的观赏！第25页/共25页