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1、单词拼写(3)33页Therearemanykinds种类种类ofpollutionaroundus.Theyarebadforourhealthinmanyways方式方式.Burninggas,oilandcoalcreatesairpollution.Itcancausesoreeyesandbreathing呼吸呼吸problems.Withtheincrease增长增长inpopulation人口人口andthedevelopment发展发展ofindustry工业工业,litteriseverywhere到处到处.Itmakesourenvironment环境环境dirty.Peo
2、pleputlotsoflitterintotheland.Inthefields,farmersusetoomanychemicalswhichdestroy毁坏毁坏thesoil.Soilpollution污染污染causesunhealthy不健不健康的康的food.Noisepollutioncanmakepeopledeaf耳聋耳聋.Forexample,peoplemaylose失去失去theirhearing听力听力iftheyworkinanoisyplaceforalongtime.Toomuchnoisecancausehighbloodpressureaswell.Wor
3、king工作工作instronglightforalogtimemaycausesomekindsofillnesses.Itmakespeoplefeelterribleandisespeciallybadforeyes.Withlesspollution,ourplanet星球星球willbecomegreener环保的环保的andourhealthwillbebetter.Withthei_增长增长inp_人口人口andthed_发展发展ofi_工业工业,litterise_到处到处.Itmakesoure_环环境境dirty.Peopleputlotsoflitterintothela
4、nd.Inthefields,farmersusetoomanychemicalswhichd_毁坏毁坏thesoil.Soilp_污染污染causesu_不健康的不健康的food.Withlesspollution,ourp_星球星球willbecomeg_环保的环保的andourhealthwillbebetter.increasepopulationdevelopmentindustryeverywhereenvironmentdestroyunhealthyplanetgreenerpollution补全对话1.你怎么了？你怎么了？2.你像这样多久了？你像这样多久了？3.你去看过医生吗
5、？你去看过医生吗？-是。是。/不是。不是。4.太糟糕了！太糟糕了！5.谢谢！谢谢！6.不客气。不客气。1.Whatswrongwithyou?2.Howlonghaveyoubeenlikethis?3.Haveyouseenadoctor?-Yes,Ihave./No,Ihavent.4.Thatstoobad!5.Thankyou!6.Youarewelcome.（1）41页Howcanweavoidaseriouswatershortage.First,weshoulds_(节约节约)waterandnotw_(浪费浪费)it.Second,weshouldp_(保护保护)ourwate
6、rr_(资源资源)andnotp_(污染污染)them.Third,weshoulddiscoverwaystor_(再利用再利用)water.S_(科学家科学家)havemadesomep_(进步进步)inthisfield.Today,somelargecitiesarer_(再利再利用用)theirwater.Butpeoplesn_(需求需求)forwaterisi_(增长增长)daybyday.Westilldonthaveenoughwater.Whatelsecanwedo?savewasteprotectresourcespollutereuseScientistsprogre
7、ssreusingneedincreasingForestsarethelungsofthee_(地球地球).Withoutthem,itcannotb_(呼吸呼吸).Itneedsitsforeststor_(移除移除)carbondioxidefromtheairandtomakeo_(氧气氧气).Inmanyc_(国家国家),suchasnewZealand,CanadaandBrazil,forestswerec_(砍下砍下)downtop_(提供提供)woodtobuildhouses.Manyyoungv_(志愿者志愿者)aroundtheworldareworkinginthei
8、rholidaystoplantnewtreestoreplacethem.Theseyoungmenandwomenfacemanyd_(困难困难)whentheyplantnewtrees.Theweathermaybeveryhotandd_(干燥干燥)oritmaybeverycoldandwet.Thereareoftenmanyinsectsthatb_(咬咬)theseplantersontheirlegs,arms,andfaceswhiletheywork.Theycarryheavybagsofsmalltrees,andworkingmountainscanbed_（危险
9、）（危险）.removeoxygencountriescutprovidevolunteersdifficultiesdrybitedangerousbreatheearth（2）49页(3)33页There are many kinds of poluution around us,including air pollution,soil pollution,noise pollution and light pollution.They are bad for our health in many ways.Burning gas,oil and coal creates air poll
10、ution.It can cause sore eyes and breathing problems.With the increase in population and the development of industry,litter is everywhere.It makes our environment dirty.People put lots of litter into the land.In the fields,farmers use too many chemicals which destroy the soil.Soil pollution causes un
11、healthy food.Noise pollution can make people deaf.For example,people may lose their hearing if they work in a noisy place for a long time.Too much noise can cause high blood pressure as well.Working in strong light for a log time may cause some kinds of illnesses.It makes people feel terrible and is especially bad for eyes.