21twenty-one20twentytwenty-onetwenty-twotwenty-threelearnthenumbers21-29twenty-sixtwenty-fourtwenty-fivelearnthenumbers21-29twenty-ninetwenty-seventwenty-eightlearnthenumbers21-2930thirty40forty90ninetytwenty2050607080fiftysixtyseventyeightytytytytytytytyty2aLook,listenandlearn100onehundred101onehundredandone151onehundred(and)fifty-one362threehundred(and)sixty-two（数字记忆口诀）2aLook,listenandlearn212223242526272829twenty-onetwenty-twotwenty-threetwenty-fourtwenty-fivetwenty-sixtwenty-seventwenty-eighttwenty-nine30405060708090thirtyfortyfiftysixtyseventyeightyninetyonehundred/ahundredonehundredandoneonehundred(and)eighty-fivethreehundred(and)fifteenninehundred(and)ninety-nine100101185315999（录音1）2bListenandfollowPayattentiontothestressandsyllables.（录音2）1.thirteenthirty2.fourteenforty3.fifteenfifty4.sixteensixty5.seventeenseventy6.eighteeneighty7.nineteenninetyHowmuchisthehat?￥35It’sthirty-fiveyuan.Look,listenandsay1a（影片1）Q:Howmuchisthecoat?Keypoints:1.Iwanttobuysomeclothesformydaughter.我想为我女儿买些衣服。buysth.forsb.=buysb.sth.为某人买某物如：Shewantstobuysomeflowersforme.=Shewantstobuymesomeflowers.Keypoints:2.CanItryiton?我可以试穿一下吗？tryon试穿（如果是代词，放中间）如：Theshoesarenice.Pleasetrythemon.3.Howmuchisit?多少钱？howmuchis/are…?询问价格如：Howmucharetheshoes?They’re165yuan.Salesperson:________________Mother:Yes,please.IwantaT-shirtformyson.Salesperson:______________________Mother:White.Salesperson:Whataboutthisone?Mother:Allright.______________Salesperson:Twentyyuan.Mother:OK.___________1bPairworkCan/MayIhelpyou?Whatcolordoyouwant?/What’shisfavoritecolor?/…Howmuchisit?I’lltakeit.2cListenandmatchtheprices.dressskirtT-shirtpants1.￥16.00￥60.002.￥18.00￥80.003.￥17.00￥70.004.￥15.00￥50.00（录音3）Project:Bingogame!从2a的21个数字中任意选10个填入下面表格内，老师读出数字，哪个学生填的数字先成行或成列则喊Bingo获胜！302925315402110150100999Bingo!1.Numbers:1-9992.Usefulexpressions:WhatcanIdoforyou?\MayIhelpyou?Iwant…\I’dlike…CanItryit\themon?Sure.Itlooksveryniceonyou.Howmuchisit\arethey?We’lltakeit.1.ReciteP771a2.PreviewSectionB1.Reviewthenumbers21—999.2.Recite1a.3.PreviewSectionB.Goodbye!Thank
