湘少版（三起）英语四年级上册 Unit 9 Its one hundred

Unit9It’sonehundred湘少版英语四年级上册第一课时（PartA,PartB）shoessocksskirtsweaterRevisionLet’smatchFreeTalkMyluckynumberissix.What’syourluckynumber?Myluckynumberis…CountandfindAfterlisteningtothenumbersong,whatnumbersdoyouremember?Let’scountandfindtherules!onetwothreefourfivesixseveneightnineteneleventwelvethirteenfourteenfifteensixteenseventeeneighteennineteenSo,doyoufindtherulethat“thirteen,fourteen,fifteensixteen,seventeen,eighteen&nineteen”allhave“teen”?Howaboutthenext?Let’scount!twentytwenty-onetwenty-two…twenty-six…thirtythirty-onethirty-two…thirty-six…fortyforty-oneforty-two…forty-six…二十三十四十四十六fiftyfifty-one…fifty-four…sixtysixty-one…sixty-four…seventyseventy-one…seventy-four…五十四五十六十七十eighty eighty-one…eighty-nineninety ninety-one…ninety-nineonehundred …八十九十一百So,doyoufindtherulethat“twenty,thirty,forty,fifty,sixty,seventy,eightyandninety”allhave“ty”?正确的错误的家庭作业Lookatthepictures,MissLiischeckingthestudents’homework.Whoisright?Whoiswrong?ReadthewordsrightwronghomeworkListenandsayStep1:ListentothetapeofPartA.Afterlistening,

repeatwhatyouhear.Step2:Listenagainandanswerthequestion:

“Whatisforty-sixandfifty-four?”It’sonehundred.Isthis______,MissLi?Yes,it’s______.Good!Thankyou.Listen&RepeatrightrightPlease_______again.Forty-sixandfifty-fouris…Oh!I’m______!It’sonehundred.thinkwrong10＋50________10＋50____70Pleasethinkagain.Tenandfiftyis…Oh!I’mwrong!It’s______.Countandsaysixty45＋55______45＋55____90Pleasethinkagain.Forty-fiveandfifty-fiveis…Oh!I’mwrong!It’s____________.onehundredLanguagepoints1.Pleasethinkagain.祈使句结构：“Please+动词原形+其他.”。please意为“请”，可放在句首或句末，放在句末时，常用逗号与前面的内容隔开。

例：请打开你的书。Openyourbook,please.=Pleaseopenyourbook.2.Forty-sixandfifty-fouris…表示加法算法的句型结构：“数词+and+数词+is+数词.”。（

……加……等于……）【拓展】对加法的提问句型是“What’s+数词+and+数词?”。（……加……等于……？）例：—What’sfifty-fourandthirty-two?—It’seighty-six.homeworkrightwrong错误的家庭作业正确的Let’sLearnPleasereadthewordsonebyone!seventy-sixeighty-sevenninety-eightninety-nineonehundred657687

9899100

twenty-onethirty-twoforty-threefifty-foursixty-five21324354Lookandsay657687989910021324354Pleaseputupyourhandsandsaythewordsquickly!表示“多少”的词叫作基数词，如：one,two,three。基数词11~99的构成规律如下：(1)11~12eleven、twelve(2)13~19表示“十几”都以后缀-teen结尾。

例如：thirteen、fourteen、eighteen。3.onehundred一百Languagepoints(3)20~90

表示“几十”的整数均以后缀-ty结尾。

例如：twenty、thirty、forty。(4)21~99

十位数和个位数之间须用连字符“-”

连接。

例如：21→twenty-one99+1=100Whatisninety-nineandone?Ninety-nine_____one______onehundred.Workinpairsandis________________________________________Thirty-oneandthirty-twoissixty-three.31+32=63Whatisthirty-oneandthirty-two?Whatisseventy-sixandthree?__________________________________76+3=79Seventy-sixandthreeisseventy-nine.Pleasecount,fillintheblanksandrole-play!Fifty-fourandthirty-twoiseighty-five.Isthisright?No,it’s______.It’s_________.54+32=86wrongeighty-sixSeventy-sixandtwenty-oneisninety-seven.Isthisright?Yes,it’s______.76+21=97rightBingogameDrawa3×3tableonthepaper.Theteachergives9numbers.Fillthe9numbersinthetable.Then,theteachersay3luckynumbers.Ifthe3luckynumbersareonthesameline,youwillwin.8837523924100915069numbers:88,100,24,37,52,39,91,6,503luckynumbers:88,24,6Let’shaveamatchTheteachergivestheanswer,andthestudentsgivedifferentformulas（公式）accordingtotheanswer.Let’sseewhowillgivemorecorrectformulas.T:Eighty-six.S1:Eightyandsixiseighty-six.S2:Fortyandforty-sixiseighty-six.S3:Fifty-oneandthirty-fiveiseighty-six.…1.Keywordsandphrases:homework,right,wrong,onehundred,forty-six,

fifty-four,twenty,thirty,forty,fifty,sixty,seventy,

eighty,ninety…2.Keysentences:Fortyandtwentyissixty.Isthisright?SummaryUnit9It’sonehundred湘少版英语四年级上册第二课时（PartC,PartD）Let’ssay2019215254464853478789886567663234337476759810099Saytheadjacent（相邻的）numbersinEnglishquickly.Let’scountIcancountinEnglishfrom1to100.Canyou?Let’sstart!onetwothreefourfivesixseveneightnineteneleventwelvethirteenfourteenfifteensixteenseventeeneighteennineteentwentytwenty-one

twenty-two…ninety-nineonehundredLet’saddNow,let’saddnumberstogether,OK?Seventy-sixandthreeis____________.Twenty-oneandthirty-twois____________.Forty-threeandthirtyis____________.Fifty-fourandfortyis____________.seventy-ninefifty-threeseventy-threeninety-fourMathKingRules:Thestudentscometothefrontoftheclasstochoosetocountnumbersoraddnumbers.①Countnumbers:S1:IcancountinEnglishfrom1to100.One,two…②Addnumbers:S1:Icanaddnumbers.Ninety-twoandeightisone

hundred.ListenandfillIcan______inEnglish______1______100.Good,Peter.Let’s______numbers.Listentothetapeandfillintheblanks.countfromaddto50and______isonehundred.______and60isonehundred.30and______isonehundred.504070Let’sthinkCanyousaymore?10and90isonehundred.20and80isonehundred.99and1isonehundred.98and2isonehundred.97and3isonehundred.…Look,theboyisdrawing.Whatishedrawing?Canyouspellit?Let’sspellD-O-G.C-A-T.D-U-C-K.D-I-N-O.ListenandanswerWhatdoesTimdrawfirst?PleaseuseonewordtodescribeDino.DoesTimpaintDinothesecondtime?Timisalsodrawing,too.Now,let’slistenandfindoutwhatheisdrawing.Catty.Cute.Yes,hedoes.Howdoyouspell“Dino”?D-I-N-O.Let’sRead拼写No,thisisnotDino.It’sCatty.OK!Letmedrawitagain.Now,you’reright.Dinoiscute.可爱的Thankyou,Tim.Ilikeyou.Languagepoints—Howdoyouspell“Dino”? —D-I-N-O.询问对方如何拼写某词的句型结构：

Howdoyouspell…?例句：Howdoyouspellyourname?P-E-T-E-R.注意：答句的每一个字母都要大写，并且字母与

字母之间要用连字符“-”连接。Let’sguessGuessthenumberwordsandfillintheblanks.1.n___n___2.tw______ty3.th______ty4.f___rty5.fi__ty6.s______ty7.s___v___nty8.______ghtyieenirofixeeeiPairworkMakedialogueswithyourpartneraccordingtothefollowingpictures.fifteenyuanfortyyuanfiveyuansixtyyuan—What’sthis? —It’sahat.—Howdoyouspellit? —H-A-T.—Howmuchisit? —It’sfifteenyuan.1.Keywordsandphrases:cute,numbersfrom1to100:onehundred,

twenty,thirty,forty,fifty,sixty,seventy…2.Keysentences:…and…is…Howdoyouspell“…”?IcancountinEnglishfrom1to100.Let’saddnumbers.SummaryUnit9It’sonehundred湘少版英语四年级上册第三课时（PartE,PartF,PartG）Findfriends78+1012+1521+3040+2446+5450+2650+4886454511002776Findtheansweroftheequation（算式）andusethesentencestructure“…and…is…”toexpressthewholeequationinEnglish.ListenandanswerWhatnumbersdoyouhear?(2)Doyouknowthesum?(3)Howmanynumbersarethere?(4)Howmanynumbersdoweknow?Onehundred,five,four,fifteen,twenty-three,twenty-sixandtwenty-seven.Yes.It’sonehundred.Thereare5numbers.Weknow4numbers.Let’sReadandWriteWeknowthesum.It’sonehundred.Therearefivenumbershere.Weknowfour:fifteen,twenty-three,twenty-sixandtwenty-seven.Whatisthemissingnumber?100Let’swrite.100152326279Themissingnumberis_______.nineWriteandCountThesumis80.Therearefournumbers:20,30and10.What’sthemissingnumber?Thesumis50.Therearefivenumbers:5,5,20and15.What’sthemissingnumber?Accordingtothenumbersgiven,writetheequation（算式）andanswerthequestions.Thefirststudentsaysoneletterquickly(e.g.G),andthesecondstudentshouldsaythenextletterquickly(e.g.H).QuickresponseGHI…ChantgamePP,PEP,PE,PEAP,PE,PEA,…Workingroups.Thefirststudentsaysaletter.Thesecondstudentrepeatsthepreviousletter,andaddaletter,theninturn.Let’sseewhichgroupfinishesfirst.VvVickywearsavest.Vickyneverhasarest.Vickyplaystheviolin.Sheplaysherbest.Listenandchant背心拉小提琴Listen,chantandunderstanditsmeaning.vVickyviolinnevervestvanvaluevisitReadandfindWhat’sthesoundofletter“Vv”inthesewords?/v/

字母发音发音方法例词Vv/v//v/浊辅音，发音时声带振动。下唇轻抵上齿，让口腔内气流从唇齿间隙缝