高中英语改错
Mobilephonesarebeingmorewideused.They'relightonweightandeasytocarry,offeringfastandconvenientserviceforcommunication.Theusersusethemformakephonecalls,sendingshortmessagesandinternet-surfing.Inrecentlyyears,mobilephoneshavebecomepopularwiththeirfamiliesandfriends,andwhich,ofcoursewasconvenient.However,Idon'tthinkit'sgoodtodoso.Inspiteofthedisadvantagesmentionedabove,studentusersoftenwastealotoftimechattingonthephoneinhissparetime.Someevenusethemtocheatexams.Inaddition,mobilephonebillscoststudents'parentslotofmoney.