什么题目啊?

　　百度一下就有啦

　　1:Aswecansee,theworldpopulationisgrowingrapidlydaybyday.Soenoughfreshwaterisneededtofeedsuchabigpopulation.What'smore,withthedevelopmentofindustry,factoriesandvehiclesproducepoisonousgasesorwastes,whichconsequentlyresultsinthepollutionofwater.Thoughfresh,agoodamountofitcannolongerbeused.Onlyquitelimitedfreshwaterresourceisavailabletohumanbeings.Soit'shightimeforushumanbeingstotakequickactiontoprotectwaterresource.Stoppollutionandsavewater,otherwise,wecannotsurviveontheearth.Withfreshwater,theworldwillbeprosperous2:DearWuKe,HELLO!Longtimenosee.Howis'tgoing?You'remynewfriends.l'mveryhappytobecomeyourclassmate.Butyouhavesomeshortcomingsthatmakemeunhappy.Sol'mwritingthisE-mailtotellyousomething.First,yougotoschoolnotearlyeveryday.You'bbettergotoschoolearlysothatyoucanhavemoretimetostudyatschoolwithyourclassmates.Then,youcouldn'tlistentomusicatlessons.Maybeyoucanlistentomusicwhenlessonoverorathome.That'all.lbelieveyoucandoitbetter!3:Helloeveryone.Mynameis....IamastudentofGradeeight.Iamanoutgoing,lovelygirlandIamsowelcomedbymyfriendsandmyclassmates.Ihaveabestfriend,xiaohai.Sheisveryinterestingandlovelytoo.Sheoftentellsfunnystoriesandalwaysmakemelaugh.Weoftenplaytogether.Ilikeactionmovies.Ithinktheyareexcitingandinteresting.Ioftengotothemovieswithmyfriendsonweekends.Icanasloplaytheviolinandhavewonmanyprizesinthecompetitions.Itakeviolinlessonstwiceaweek.ItisalittlehardformebutIamveryhappy,becauseIhaveadream.Iwanttobeagreatviolinistoneday.Thankyou.自己查点吧输不上了。