小编为大家整理了英语四级作文常用句型,希望大家在寒假期间多多复习备考,在2017年6月的英语四级考试中取得好成绩。
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2017年6月四级作文常用句型:热点范文(7)思维导图模板大纲
热点范文(七)
Directions:
A.Carsplayanimportantroleinmodernsociety.Buttheyarealsoresponsibleforagoodpartofairpollutioninbigcities.Writeanessayofabout200wordsoncarandairpollution.
B.YouressaymustbewrittenneatlyonANSWERSHEET2.
C.Youressayshouldcoverthefollowingpoints:
1.theseriousproblemofairpollutioncausedbycars;
例文:CarsandAirPollution
Toomanycarshavecreatedalotofseriousproblemsinourworld.Besidescongestion,accidentsandfastfuelconsumption,carsareresponsibleforagoodpartofairpollutioninbigcities.Allthetime,theyarepumpinghugeamountsofwastegasesintotheatmosphere.Thesegasesareveryharmful,causingdiseaseandevendeath.Lastwinter,carfumesformedheavysmogoverBeijing,makingtheskygloomyforweeksanddeterioratingpeople'shealth.
Onepossiblesolutionistodesignanddevelopcleancarsandcleanfuels.InTsinghuaUniversity,campusbusesaredrivenbyelectricity.InBeijingsomeofthepublicbusesbegintorunonnaturalgas,whichdoesnotgiveoffasmuchcarbondioxideasthepetrol.Butitmaytakedecadesforthenewmodelsofcleancarstocompletelyreplacethetraditionalones.
Anothersolutionistodevelopmodernpublictransportationsystemsandrestricttheuseofprivatecars.Ifthepriceofpetrolrisesconstantlyandthepublicvehiclesareefficientandconvenientenough,mostpeoplewillnotprivatecars.Andthetotalnumberofcarsinbigcitieswillreducegreatly.Onthewhole,theeliminationofairpollutionneedstheco-effortsfromthegovernment,thepublicandtheenvironments.Thisproblemwillbesolvedonlywiththehelpofscienceandtechnology.
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