thirteenfourteenfifteensixteenseventeeneighteennineteenthirtyfortyfiftysixtyseventyeightyninetyUnit7Howmanystarsdoeseachgrouphave？Wewant(想要）tohelp（帮助）thechildreninSichuan.Doyouwanttojoin（加入）us?Weneed(需要）somevolunteers(志愿者）tocountforus(为我们统计物品）.If（如果）youaregoodat（擅长）mathsandfamiliarwith（熟悉）numbers.Thenjoinus.（那么加入我们吧）Round1(第一轮）Quickresponse404755789110083Round2(第二轮）Thereare____________.fifteenrulersHowmanyrulersarethere?Thereare________________.twenty-onepencilsHowmanypencilsarethere?Howmany________does______have?Hehas_______________.starsJiaminstarsfifteenHowmany_______________________have?She__________________________.blackboardsdoesXiaolinghasblackboardsnine_________________________________?__________________________________________________.HowmanyapplesdoesGracehaveShehas…apples.crayonsblackboardsapples967386Match（连线）JoeGraceKimiHowmanyapples,howmanyapples,howmanyapplesdoesGracehave?Shehas73,shehas73,shehas73apples.Howmanycrayons,howmanycrayons,howmanycrayonsdoesKimihave?Hehas96,hehas96,hehas96crayons.Howmany________,_______________,howmany__________________?He______,he_______,he___________.GroupGroup1Group2Group3stars(howmany)806675Whichgroupisthewinner?Whichgroupisthewinner?SoGroup1isthewinner.SoGroup1isthewinner.Letmesee.Group1hasEightystars.Group2hassixty-sixstars.Group3hasseventy-fivestars.SoGroup1isthewinner.Great!That’smygroup.Lookattheblackboard.Howmanystarsdoeseachgrouphave?Letmesee.Group1hasEightystars.Group2hassixty-sixstars.Group3hasseventy-fivestars.SoGroup1isthewinner.Great!That’smygroup.Lookattheblackboard.Howmanystarsdoeseachgrouphave?Model:A:HowmanystarsdoesGroup1have?B:Group1has___________stars.1.A:Howmany_____________Group2have?B:Group2___________________stars.2.A:How__________________Group3_________?B:Group3__________________stars.starsstarsdoesdoeshashashavemanyLet’scountourscores.Howmanystarsdoeseachgrouphave?Whichgroupisthewinner?必做题：1、2.选做题：teethＡ．３７Ｂ．４２bones（骨头）Ａ．２３０Ｂ．２８０√√
