ThenandnowTheworldischanging.sixyearsagothirtyyearsagonowtwentyyearsagothenNowhecandomanythings.SixyearsagoMikecouldreadanddraw,buthecouldnotwrite.dWhatcouldhedo?Whatcouldn’thedo?MikeMrBrownMrsBrownGrandpasixyearsagocouldreadanddrawcouldnotwriteThennowcandomanythingstwentyyearsagotwentyyearsagothirtyyearsago MikeMrBrownMrsBrownGrandpasixyearsagocouldreadanddrawcouldnotwriteThennowcandomanythingstwentyyearsagotwentyyearsagothirtyyearsagowrotelettersusedatelephonemadefriendsboughtthingslistenedtotheradioreadnewspapershasamobilephonewritese-mailshase-friendsdoesshoppingreads&watchesnewsreadse-books thewaytogotravelling(出行)√√√√√Task3:Whatarethechangesinthetext?Tickthemout.Unit4ThenandnowSixyearsago,Mikecouldreadanddraw,buthecouldnotwrite.Nowhecandomanythings.Twentyyearsago,MrBrownwroteletterstohisfriends.Heusedthetelephoneathomeandintheofficetocallpeople.Nowhehasamobilephoneandhecancallpeopleanywhere.Healsowritesemails.Thirtyyearsago,Mike’sgrandpalistenedtotheradioandreadnewspapersfornews.NowhecanreadandwatchnewsontheInternet.Hereadse-bookstoo.Twentyyearsago,MrsBrownmadefriendsatschool.Sheboughtthingsfromshops.Nowshehase-friendsfromallovertheworld.ShedoesshoppingontheInternettoo.couldreadanddrawcouldnotwritedomanythingswrotelettersusedthetelephonehasamobilephonewritese-mailsthennowRetellmadefriends,schoolboughtthings,shopshase-friendsdoesshopping,Internetlistenedtotheradioreadnewspapersreadsandwatchesnewsreadse-booksthennowRetell2人一组,选择文本的其中一段进行复述;--timeeasyhappy…GoodBad??Dependsonyou!(取决于你自己)selectivereasonable(有选择性的)(合理的)whathaveyougot? Writedownthechangesofyourfamilyandshareitwithyourclassmates.2.Readthetext.