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Nosmoking禁止吸烟Itmeansyoushouldn’tsmokehere.smoke吸烟Nolittering禁止乱丢杂物Itmeansyoushouldn’tlitterhere.little少量litter扔Noparking禁止停车Itmeansyoushouldn’tparkhere.park停车Noeatingordrinking禁止吃喝Itmeansyoushouldn’teatordrinkhere.Donottouch禁止触摸Itmeansyoushouldn’ttouchit.触摸LookandsayJack:CanIgotothepark?Mum:No,youcan’t.Youshouldgohomenow.LookandsayJack:CanIhaveanice-cream?Mum:No,youcan’t.Youshouldhavedinnernow.LookandsayJack:CanIwatchTV?Mum:No,youcan’t.Youshouldreadyourbooksnow.LookandsayJack:CanIplaycomputergames?Mum:No,youcan’t.Youshouldgotobednow.Let’sreview在我们谈论不理解的标志时,可以问:Whatdoesthissignmean?回答别人时,我们可以说:Itmeans…youshould/shouldn’t…当你想做某件事需要征得同意时,可以问:CanI…?当你否定了别人的请求,你可以说:No,youcan’t.Youshould…now.cousin堂（表）兄弟always总是question问题TrytoreadHi,mynameisJack.I’mfouryearsold.I’mBen’scousin.Iusuallygototheparkattheweekends.AndIalwayshavealotofquestions.ReadandanswerTodayisSaturday.Benandhiscousin,Jack,areinthepark.Jackisonlyfouryearsoldbuthealwayshasalotofquestions.Heseessomepublicsignsinthepark.HeisaskingBensomequestionsaboutthem.ReadandanswerQ1:Whoaretheboys?Q2:Wherearethey?TheyareBenandhiscousin,Jack.Theyareinthepark.Q3:HowoldisJack?Q4:WhatcanJackseeinthepark?He’sfouryearsold.Hecanseealotofpublicsigns.Trytoread读一读TodayisSaturday.Benandhiscousin,Jack,areinthepark.Jackisonlyfouryearsoldbuthealwayshasalotofquestions.Heseessomepublicsignsinthepark.HeisaskingBensomequestionsaboutthem.ListenandchooseListenandchoose听课文，选出Jack看到的标志ListenandchooseListenandchoose听课文，选出Jack看到的标志Watchandanswer看动画，分别说说以下标志的含义Whatdoesitmean?Whatdoesitmean?Itmeans‘Danger’!（危险）Whatshouldwedo?（我们应该怎么做？）Weshouldstayawayfromthebuilding.（我们应该远离这座建筑。）（远离）Whatdoesitmean?Itmeans‘Keepoffthegrass’.（不要接近小草）Whatshouldn’twedo?Weshouldn’twalkonthegrass.（不应该）Whatdoesitmean?Itmeans‘Bequiet’!（安静）Whatshouldwedo?Weshouldn’tmakenoisehere.（发出喧闹声音）Weshouldkeepquiet.（保持安静）Whatshouldn’twedo?ListenandrepeatTherearealotofsignshere,Ben.Yes.They’republicsigns.Theymeandifferentthings.There’sasignonthewall.Whatdoesitmean?Itmeans“Danger”!CanIgoin?No,youcan’t.Youmuststayawayfromthebuilding.ListenandrepeatThere’sasignonthegrass.Whatdoesitmean?Whatdoesthatmean?Itmeansweshouldn’twalkonthegrass.Itmeans‘Bequiet’!Weshouldn’tmakenoisehere.Itmeans“Keepoffthegrass”!Thesignonthebird’scageisinteresting.Whatdoesitmean?cage笼子NowIknowalotaboutthepublicsigns.Thankyou,Ben.ListenandfilltheblanksPublicsignsWhatdoesitmean?Weshould/shouldn’t…Danger!Stayawayfrom…Keepoffthegrassshouldn’twalkonthegrassBequiet!shouldn’tmakenoiseReadandcompleteDoyoulikethepark,Jack?publicsignsmeanshouldn’tbe/keepquietstayawayYes,Ido.NowIknowalotaboutinthepark.Theydifferentthings.Wewalkonthegrass.Weshouldnearthebird’scage.Thesignonthebuildingintheparkmeans‘Danger’.Wemustfromit.1.小河边没有护栏，Helen正往那儿走。2.阅览室里，大家都在安静看书，David大声说话。3.学校草坪上，LiuTao已经一只脚跨上了草地。下面的情况应该出示什么公共标志呢？Todaymy______andIgotothepark.Therearealotof____________inthepark.Hehasmany_______.They______differentthings.We______walkonthegrass.Weshould__________nearthebird’s____.Thesignonthebuildingmeans’Danger’.Weshould____________fromit.cage,cousin,mean,questions,shouldn’t,stayaway,publicsigns,bequietcousinpublicsignsquestionsshouldn’tbequietcagekeepawaymean