写一篇有关中学生使用手机的利与弊的英语文章70词

我没有写关于中学生的,可是手机的利与弊对任何年龄层都有影响吧,所以你只要在文章里加几句highschoolstudent的字眼就可以了吧?

Mobilephonesarethemaininventionofmoderntechnology.TheyarecompletelypartofourdailylivesIfwelookatoursociety,wecanseethatallkindsofpeopleareusingmobilephones.Maybetheyhavemanyadvantages,buttheyalsoexperiencedrawbacks.

Themainadvantageofmobilephonesisthatpeoplecanusethemanytimeandanywhere,sotheycanuseoneforanemergency.inaddition,peoplecanaccesstheinternetwhenevertheyusethemobilephones,sobusinesspeoplecanusetematworktogetinformationfrominternetmoreconvenietlyMoreover,itisveryeasytosendmessagestoyourfriends.Mobilephonescanmakepeoplekeepintimacyinspiteoflongdistance.Mobilephonesareturningtheworldintoasmallvilagewherewecancommmunicatewitheachothereasilyandsimply.Finally,anotherpointinfavourofmobilephonesisthatyoucanavoiddisturbinganyonewhenheissleepingorworkingbecauseinthatcasepeopleoftenturnofftheirmobilephones.

Ontheotherhand,therearesomedrawbacks,too.Firstly,themostimportantdisadvantageistheunknowneffectsonhealthincaseofover-use.Scientistsfoundthatmobilephonescancausebraincancer.ifyoutalkforsomanyhours,youaregoingtohaveheadacheandearproblems.Secondly,themobilephonestimulatehomeforthehighcostofcommunication.Ifyouarein3memberedfamily,youwouldspendalotofmoneyonmobilephone.Becausetowtothreeoffamilyhaveit,itcostabout150-200Dinamonth.Furthermore,theinappropriateuseofmobilephonescouldbebothersome.forexample,itisveryimppropriatetohereamobilephoneringingduringaformalconversation,duringalesson,inalibraryorinacinema.Finally,mobilephoneswastepeopletoomuchtime.AnAmeriansurveyshowthattheteen-agerwillspendaverage2hourstosendmessageseveryday.

Inconclusion,therearesomebenefitsanddrawbackstomobilephones.personally,idontlikemobilephonesverymuch,butineedusethem.Inmyopion,mobilephonesaregoodonlyifyouusethemcorrectlyandpolitely,asinthiscase,alltechnologyisbeneficial!

参考资料：http://www.learnessays.com/