仁爱英语九年级上册Unit-2-Topic-1-Section-A.ppt

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 2 Saving the Earth,Topic 1 Pollution has caused too many problems.,Section A,Teaching Aims,重点短语及句型：,see doing,sth,.,What a mess!,The flowers and grass have gone.,What has happened here?,What a shame!,There are several chemical factories pouring waste water into the stream.,2.,语法：一般过去时和现在完成时的区别。,Have you ever had a picnic?,Kangkang,Jane,Maria and Michael are planning a picnic for Sunday.,They will go to,the West Hill,.,What can you see there?,We can,see,bees and butterflies,dancing,.,bee,butterfly,Is the West Hill beautiful?,Guess,a place with,beautiful flowers,Brainstorm,many hills,green trees,What a shame/mess!,The flowers and grass have gone!,The flowers and grass,have,gone,!,Oh,my goodness.What a mess!,Look!There are several chemical factories,pour,ing waste water,into,the stream.,=have,disappeared,.,Is it beautiful now?,What has happened there?,P27 1a mp3,1a Listen,look and say.,1c Read 1a and complete the sentences in the table.Then retell 1a to your partner.,Two years ago,Now,1.It was a _.,2.There were _.,3.The air was _ and you could see _.,1._,have gone.,2.The water is _and smells _.,3.There are several _ pouring _ into the stream.,4._has changed.,beautiful place,lots of flowers and grass,fresh and the water was clean,bees and butterflies dancing,The flowers and grass,so dirty,terrible,chemical factories,waste water,Everything,The flowers and grass,have,gone,!,Oh,my goodness.What a mess!,Look!There are several chemical factories,pour,ing waste water,into,the stream.,=have,disappeared,.,Is it beautiful now?,What has happened there?,P27 1a mp3,waste water,waste paper,Waste water.,浪费水。,Dont waste paper.,不要浪费纸。,waste,adj.,v.,There are,several chemical,factories pour,ing,waste water,into the stream.,有几家化工厂正在往小溪里排放废水。,There bedoing sth,有,在做某事,e.g.,There are,some people wait,ing,for the bus at the bus stop.,倒出；倾泻,pour into,把,倒入,e.g.Pour red wine into the glass.,Language points:,plan,to do,sth=make a plan,to do,sth,计划做某事,1.several=a few+,复数名词,2.waste,adj.,废弃的,无用的,waste water/paper,v.,浪费,(,反：,save),Dont waste paper.,n.,浪费,Its a waste of time.,3.pollute,v.,污染,Human polluted the sea.,The stream is polluted by waste water from the factory.,n.,pollut,ion,污染,water/air/noise/soil pollution,4.go vi.,不复存在，不见了；变得；进展,eg.The pain,has gone.(=has disappeared),The fish is going bad.,鱼快变质了。,Everything goes well.,一切进展顺利。,Learn by yourselves,see bees and butterflies,danc,ing(see,sb/sth,do/doing,sth,),2.What a mess!,3.The flowers and grass,have gone.,4.What has happened here?,5.What a shame!,6.chemical factories,7.pouring into,8.waste water,9.There be sb./,sth,.,do,ing,sth,.,10.cut(+,代词,)down,1.,看见蜜蜂和蝴蝶,正在,跳舞,2.,多脏乱啊！,3.,花草都消失了。,4.,这里发生了什么事情？,5.,多么遗憾啊！,6.,化工厂,7.,把,倒入,8.,废水,9.,有某人,/,某物正在做某事。,10.,砍倒,Self-check,1.,看见蜜蜂和蝴蝶正在跳舞,2.,多脏乱啊！,3.,花草都消失了。,4.,这里发生了什么事情？,5.,多么遗憾啊！,6.,化工厂,7.,把,倒入,8.,废水,9.,有某人,/,某物正在做某事。,10.,砍倒,see bees and butterflies,danc,ing,2.What a mess!,3.The flowers and grass,have gone.,4.What has happened here?,5.What a shame!,6.chemical factories,7.pouring into,8.waste water,9.There be sb./sth.do,ing,sth.,10.cut(+,代词,)down(cut-cut-cut),smell-smel,t,-smel,t,3 A.Listen to the sentences and number the pictures.,5,3,2,1,4,6,1.People _ _ _ too many trees,so,I dont have enough leaves to eat.,2.I live in trees but now many trees _ _.,3.I like leaves and grass,but now they _,_.,4.I _ _ hungry for months because of,less bamboo.,5.Human polluted the sea,so I _ _ _.,6.The water _ _ many years ago.But it,_ _ _ for me to live in now.,B.Listen again and complete the sentences.,have cut down,have gone,have,disappeared,have been,dont live happily,was clean,is too dirty,2 Work in pairs.Look at the pictures and make up conversations similar to the example with your partner.,Example:,A:,There were lots of,flowers and grass,when I visited the,village,last year.,B:,But now the,flowers and grass,have,gone.,A:,What has happened here?,B:,The,villagers,have,destroyed,them.,lake/fish,factory/,pollute,hill/trees,farmers/cut down,village/flowers and grass,villagers/destroy,4 Work in groups and talk about pollution in a place you are familiar with.The following sentences may help you.,ago,it was Now,have/has gone.What has happened?Everything has changed.Oh,my goodness!,Exercises,单项选择,()1.Look!There are some boys _ on the playground.,A.play football B.are playing football,C.playing football D.plays football,()2.Im sorry I cant go shopping with you.I am ill.,_,A.What a mess!B.What a shame!,C.What a pity!D.B and C,()3.Dont _ water.We must save every drop of it.,Sorry,I wont do it again.,A.waste B.throw,C.play D.leave,C,D,A,Exercises,用所给动词的适当形式填空。,1.When I entered the room,I saw Maria _(read)a,Chinese book.,2.What a shame!The flowers and trees in the park _,(go).,3.Everything _(change)in the past few years.,4.Pandas dont have enough bamboos _(eat)now,because of the pollution.,5.Where have they been?,They _(be)to the Great Wall.They _,(have)a good time there the day before yesterday.,reading,have gone,has changed,to eat,have been,had,summary,We learn:,1.Express exclamation:,What a mess!What a shame!Oh,my goodness!,2.Know the differences between Simple Past,and Present perfect.,It was a beautiful place.,Everything has changed.,We can:,1.Some words:,bee,butterfly,mess,shame,several,pour,waste,destroy,pollute,goodness,2.Some phrases:,see sb.doing sth.pourinto.,3.Some sentences:,There aredoing,Homework,1.Read,1a,.,2.Write a passage according to Part 4.,3.Finish,Section A,in your workbook.,4.Preview,Section B,.,Thank you.,