二：关于温室效应的TheGlobalWarming

　　Withthedevelopmentofeconomy,Peoplearoundtheworldmayfeelthattheclimatehasbeengettingsteadilywarmerandwarmerinrecentyears.CO2makesupabout70%ofthegreenhousegases,whichisconsideredtobeoneofthegreatestcausesofglobalwarming.

　　Therearemanyharmfuleffects.Itcausethesealeveltoriseandmanynaturaldisasterstostrike.Whatismore,itdisturbsweatherpatterns,causingdroughts,severestorms,hurricanes(飓风).Peoplesufferalotfromdisastersrelevanttoglobalwarming.

　　Itisurgentthatimmediateandeffectiveactionsshouldbetakenrightaway.First,moretreesneedtobeplantedtohelpimproveandbeautifytheenvironment.Besides,stricterlawsconcerningglobalwarmingandirresponsibleuseoffuelresourceshavetobeputintoeffectandachievedgoodresults.Inaword,thereisalongwaytogobeforewecantakeacomfortableworldforgrantedagain.Doit.Doitright.Doitrightnow.三：NOCheating

　　Withthedevelopmentofthesociety,peoplepaymoreandmoreattentiontoeducation.Asaresult,thousandsofstudentstakepartinvariousexaminations.However,somestudentshavebeenfoundcheatingontheirexams.Someofthemcopyfromeachothers,sometookouttheirtextbooksorreferencebookstocopy,somecopiedfromsmallpiecesofpaperonwhichtheyhadpreparedfortheexam,stillsomeusedthemoderncommunicationtoolssuchasBP,mobilephoneasawaytocheatonexams.

　　Then,what’stheeffectofcheatingonexam?Therearethreefactorsforthis.First,itresultsinanunfaircompetitionandwilldestroythecreativityofthosebrightstudents.Second,itwillruinthestudents’self-confidenceinthelongrun.Third,underthatkindofcircumstances,thestudentsgraduatedfromtheschoolswillnotbetheonewhocanmeettheneedofthesociety.

　　However,howtostopcheatingonexam?Inmyopinion,therearetwowayswecanadopt.First,aseverepunishmentshouldbeputintoeffecttopreventstudentsfromcheating.Second,greateffortshouldbemadetomakestudentsunderstandwhatkindofpersonthesocietyneedsandtrytoimprovetheirself-confidence.关于作弊的问题BeYourselfandNotaCheater

　　Parents,teachers,evenfriendscanputalotofpressureonstudentstogetgoodgrades.Someparentsthreatentopunishforbadgradesorofferrewardsforgoodmarks.Thatmakesmoststudentsthinkofcheatingatsometime.Butthesekidsalsoknowthatsucceedingonatestbycheatingisnotreallysucceedingatall.

　　Whenstudentscheat,theyarelesslikelytoreallyunderstandtheirschoolwork.Andwhenyoudon'tunderstandyourschoolwork,yourgradeswillprobablysuffer;cheatingcanonlygetyousofar.Thebottomlineis:Ifyoudon'tlearnitnow,you'llprobablyhavetolearnitlater!AnhonestCwillgetyoumuchfurtherthananot-so-honestA.Faceit:Cheatersneversucceed----andpayahighpricewhencaught.

　　So,that'swhyyououghtnottocheat.Behonestandopenaboutwhoyoureallyare.Andyou'llonedayfinditsomeaningfultoyourpersonallife.