大学英语作文题材

1、Whenitcomestothetree-plantingday,everybodyknowsitsadaythatcallonpeopletoplantmoretreesandstopcuttingdowntreesblindly,butfewpeopleknowthestorybehindtree-plantingday.Thetree-plantingdaywasdedicatedinthememoryofSunYat-sen.Mr.Sunhadalwayspaygreatattentiontotreesplanting.Intheyearof1914,hepromulgatedthef

2、irstForestLawinhistory.Thenthegovernmentandtheordinarypeoplestartedtoplanttreesinthespring.OnMarch12th,1925,Mr.Sunpassedaway,inordertomemorializethegreatcontributionhehadmaketoourcountry,thegovernmentdecidedeveryyearofthisdayisthetree-plantingday.当提到植树节，人们都会联想到这是一个呼吁大家栽种更多树木，停止盲目砍伐树林的节日。可是鲜有人知植树节的由来

3、。植树节最初是为了纪念孙中山先生的。孙先生向来很重视植树造林，在1914年，他公布了我国历第一个?丛林法?。政府和一般民众便开始在春季植树造林。在1925年3月12日，孙中山先患病逝，为了纪念他对中国所作出的伟大奉献，政府把每年的3月12日定为植树节。In2021,thesloganoftree-plantingdayisEmbracethespring,SowtheGreen.Treesaresoimportanttoourplanet.Thenaturalistscomparethetreestohumanbeingslungs.Itstruethattreestakeinthecarbo

4、ndioxideandothertoxicgasandgiveoffoxygenwhichlivingbeingslivesonit.Iftreeswereallcutdown,theearthwouldbeadisaster.Firstofit,thetemperaturewillraisingthentheglacierswill1melt.Thusthecitiesneartheoceanwillbeflooded.Second,thetreesarethehabitatofmanyanimals.Whenwecutdowntrees,wenotonlydestroyanimalshab

5、itatsbutalsoourselves.Wejustgraduallydestroynaturallinks.Lastbutnotleast,treescanpreventwaterlossandsoilerosion;itsthekeytomaintainthebalance.在2021年，植树节的主题是“拥抱春季，播种绿色。树木对我们的地球来说特别重要。自然学家甚至把树木比作人类的肺部。树木能够汲取二氧化碳和其余有毒气体，并转变成生物们赖以生计的氧气。假如把树木所有砍掉，那么地球就会堕入灾害之中。第一，气温会高升，而后冰川就会消融，致使近海的城市会被海水给吞没。其次，好多生物把树木当作

6、自己的栖息地。当我们砍伐树木时，我们也损坏了自己的家园。生物链就慢慢被我们给崩溃了。最后，树木能阻挡水土流失。它是保护生态均衡的重点。Treesaresoimportantforlivingbeings.Eightynineyearshaspassedby,westillmarvelousatMr.Sunsforesightandwisdomthatheknewplantingtreesandprotecttheenvironmentisthefoundationofdevelopingastrongandwealthycountry.89年过去了，我们仍旧感触孙中山先生的远见和智慧他以为植树

7、造林、保护环境才是强盛国家、富饶人民的基石。Humanlifecannotcontinuewithoutscienceandtechnology.Formanyyears,humansocietyhasdevelopedwiththeadvanceofscienceandtechnologywhilethedevelopmentofscienceandtechnologyhasinturnbroughttheprocess2tomankind.Sothelifewearelivingnowismorecivilizedthanthatofourforefathers.没有科学技术，人类的生活不

8、可以持续。多年来，跟着科学技术的开展，人类社会的展开也在不停地展开，人类社会的展开也给人类带来了过程。所以我们此刻的生活比我们的父辈更为文明。Thedevelopmentofscienceandtechnologyhavebroughtaboutmanychangesinpeopleslife.Forexample,theinventionoftelevisionandspacerockethaveopenedaneweraformankind.ThroughtheuseofTVpeoplecanhearthesoundandlearntheeventshappeningthousandsof

9、milesaway.Owingtotheinventionofspaceshipandrocket,thedreamofmanslandingonthemoonhasnowcometrue.科学技术的展开给人们的生活带来了很多变化。比如，电视和太空火箭的创建为人类开启了一个新纪元。经过电视，人们能够听到声音，并认识发生在千里以外的事情。因为宇宙飞船和火箭的创建，人类登月的梦想此刻已经实现了。Scienceandtechnologyalsoplayanimportantroleinoursocialistconstruction.Wemaysay,oursocialistconstruction

10、isjustlikeaskyscraper,whilescienceandtechnologyareitsbase.Withoutthebase,theskyscrapercantbebuilt.Therefore,weshouldtryourbesttocontributetothedevelopmentofscienceandtechnologysoastoprovideamoresolidbasetobuildourcountry.科技在我们的社会主义建设中也发挥侧重要的作用。我们能够说，我们的社会主义建设就像一座摩天大楼，而科学技术是它的根基。没有3这个根基，摩天大楼就不可以建筑。所以

11、，我们应当尽我们最大的努力为科学技术的展开做出奉献，为建设我国的展开供给更为坚固的根基。Thenewly-coinedwordonlineeducationmaybynomeanssoundstrangetomostpeople.Duringthepastseveralyears,hundredsofonlineeducationcollegeshavesprunguparoundChina.Whycouldonlineeducationbesopopularinsuchashortperiodoftime?Foronething,Ifwewanttocatchupwiththedevelop

12、mentandthegreatpaceofmodernsociety,weallshouldpossessanurgentandstrongdesiretostudy,whilemostpeoplenowadaysareundersoenormouspressuresthattheycanhardlyhavetimeandenergytostudyfulltimeatschool.Furthermore,onlineeducationenablesthemtosaveagreatdealoftimeonthewayspentonthewaybetweenhomeandschool.Lastbutnotleast,thequickdevelopmentofinternet，whichmakespossibleallourdreamsofattendingclassonthenet，shouldalsobeanothercriticalreason.Personally,Iappreciatethisnewformofeducation.Itsindeedahelpfulcomplementto