noticen.公告牌；通告；布告Pleasereadthelistonthenoticeboard.请读公告板上的名单。Lookaround,wecouldseenosignoflife.环顾四围，我们看不出一点生命的迹象。signn.标志；信号Idon’tfeellonelybecauseImadenewfriendshere.我不觉得孤独因为我交了新朋友。lonelyadj.孤独的；寂寞的Jackusedtobeshort,butnowhe’stall.杰克过去很矮，但现在高了。usedto曾经，过去AgroupofstudentsareplanningaCityParkClean-UpDay.Listenandcheck(√)thethingstheyaregoingtodototellpeopleaboutit.2a√√√1.Weneedto____________aplantotellpeopleaboutthecityparkclean-up.2.Clean-upDayisonlytwoweeksfromnow.Wecan’t______makingaplan.3.Wecould______signs.comeupwithputoffputupListenagain.Fillintheblanks.2b4.Let’smakesomenotices,too.ThenI’ll____them____afterschool.5.Wecouldeach_______10studentsandaskthemtocome.giveoutcallupWeneedtocomeupwithaplan.我们必须想出一个计划。(1)need实义动词，“必要”、“必需”，有人称、数和时态的变化，可接名词、代词、动名词或带to的动词不定式作宾语，构成疑问句和否定句时要借助于助动词。ThemanneedsanEnglishdictionarywhenheworks.Doyouneedtoseehimyourself?(2)need情态动词,“必须”、“必要”，没有人称、数的变化，通常用于疑问句和否定句中。Needyougototheparkwithyourclassmate?【注意】由need引出的疑问句，答语表肯定时用must或haveto；表示否定时用needn’t或don’thaveto。A:NeedIcometoworktomorrow?B:Yes,youmust/haveto.Makeaconversationusingtheinformationin2aand2b.2cWeneedtocomeupwithaplanfortheCityParkClean-UpDay.Let’shavelunchfirst.No,weneedtostartnow.Clean-UpDayisonlytwoweeksfromnow.1.Where’sHelengoingtoworkthissummer?__________________________________________________________________2.WhatdidTomdotohelptheoldpeople?__________________________________________________________________She’sgoingtoworkinanoldpeople’shome.Readingthenewspaperorjusttalkingtotheoldpeople.Hi,Tom.I’mmakingsomeplanstoworkinanoldpeople’shomethissummer.Really?Ididthatlastsummer!Role-playtheconversation.1.Theytoldmestoriesaboutthepastandhowthingsusedtobe.usedtodosth.过去常常做某事；表示过去习惯性、经常性的动作或状态，暗指现在已经不存...
