科学的重要性作文500

46亿年前.有一颗蔚蓝色的星球诞生在浩瀚的同一片蓝天,同一片沃土天空的幸福,是它穿着一身的蓝；阳光的幸福,是它拥有如水晶般耀眼的光彩；大地的幸福是它孕育出多彩的生命.而我的幸福,是采集了身边友谊的光点

Sciencemakesourlifemoreconvenient.Ifnoscience,wemayusecandlestolightinginsteadofelectriclights；wemay

TheImportanceofHonestyThereisanoldChinesesaything,ManCan'tLiveWithoutHonesty,whichsuggeststheimporta

It'simportantforeveryonetohavethreemealseveryday.Manypeoplemisstheirbreakfastbecausetheydonothaveeno

TheimpactofclimateWaterhasaregulatoryroleontheclimate.Watervaporintheatmospherecanblocktheradiationt

wearedependingoncomputersmoreandmorenowadaysastheyareusedeverywhere,likeinschools,offices,factories,

TheImportanceofCreativityTheimportanceofcreativityinourpersonallivescan'tbeunderestimated.Creativity

古往今来,地球妈妈用甘甜的乳汁哺育了无数代子孙.原来的她被小辈们装饰得楚楚动人.可是,现在人类为了自身的利益,将她折磨得天昏地暗.人类只有一个地球；而地球正面临着严峻的环境危机.“救救地球”已成为世界

Internethasbeenreagrdedasoneofthemostterribleterribleinventionsinthe20thcentury.Thereasonwassimple:m

Inordertokeepfit,someteenagersignorebreakfast,theythinkthelesstheyeat,thefittertheybecome.Itistotall

TheImportanceofSmileSmileisverypreciousintheworld.Keepingsmileisapolitebehavioreverywhere.Nomatterwh

Englishistheworldarethemostwidelyusedlanguages,.therearefourmilonnenglishasthefirstlanguagetouse..th

Englishisthemostwidelyspokenintheworld.It’sspokenbymostpeopleintheUSA,GreatBritain,Canada,Australia,

Everyoneofusneedsfriends,sothatyoucanrelyoneachother,helpeachother.Friendshipandopenedtheatriumofeac

1,感悟生命安全高于天我的爸爸今年38岁,年纪不大却和死神有过两次约会.18年前,爸爸的老师带着他和他的同学去春游,40多名学生挤在一辆大货车里,驾驶员因酒后驾车,超速行驶,与另一辆货车相撞,造成8人

TheimportanceofEnglishrestswiththelanguagebeingusedinmostcountriesintheworldasacommunicatingtool.For

写字的重要性随着科技的日新月异,电脑已被普遍使用,人们用E-mail代替了书信,若要什么资料,只需点击一下“打印”,不用几秒钟,要什么字体有什么字体,要多效率有多效率.你需要的文件便一字不漏地复印出来

Whatdoesfriendshipmean?Maybedifferentpeoplehavedifferentideas.Thereisnodefiniteanswertothisquestion.

Nomatterwhenandwhere,innocircumstancescanwedenythegreatimportanceofmanners.Firstly,apersonwithgoodma

所谓自制力,就是一个人控制自己思想感情和举止行为的能力.人区别于动物的根本点之一,就在于人是有思想的,因而可以按照一定的目的,理智地控制自己的感情和行动.可现在的80.90后缺少的就是这种能力,而且再