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Asisreported,Chinaownsthemostcellphonesintheword.Thecellphoneplaysanimportantpartinourdailylife.Byusingit,wecancontectpeopleatanytimeandinanyplace.Besides,manyfunctionsaredesignedtomeetdifferentneedsofpeople.Forexample,wecansendshortmessages,andsurftheInternetthroughthecellphone.Butonecoinhastwosides.Theradiationsentbyitdoesgreatharmtopeople’shealth.Asaresultofusingthecellphone,peoplehavefewerchancestocommunicatewitheachotherfacetoface.