Unit7SectionB（1a-1e）課件人教版七年級(jí)英語(yǔ)上冊(cè)2

Unit

7Howmucharethesesocks?

SectionB1a-1e123456789onetwothreefourfivesixseveneightnineReviewthesenumbersNewwordseleventwelvethirteenfifteeneighteentwentythirty[?’levn]]

十一[twelv]

十二[?θ??‘ti?n]十三[?f?f’ti?n]

十五[?e?‘ti?n]

十八[’twenti]

二十[‘θ??(r)ti]三十Singasong:CountnumbersfromtentotwentyPresentationLet’sfindtherules.zero

onetwothreefourfivesixseveneightnineteneleventwelvethirteenfourteenfifteensixteenseventeeneighteennineteentwentythirtyfortyfiftysixtyseventyeightyninetytwenty-one…twenty-ninethirty-one…thirty-nineforty-one…forty-ninefifty-one…fifty-ninesixty-one…sixty-nineseventy-one…seventy-nineeighty-one…eighty-nineninety-one…ninety-nineonehundredonehundredandonetwohundredtwohundredandtwenty-one1-1011-2020-9021-99Let’scountnumbers.ReviewTrytomakeconversationsaccordingtothepictures.Howmuchisthis…?It’s…dollars.Howmucharethese…?They’re…dollars.$22$12$11$20$14$18$6$16teneleventwelvethirteenfourteen1-12:（根據(jù)讀音記憶單詞）fifteensixteenseventeeneighteennineteen基數(shù)詞13-19:以teen結(jié)尾，即十位/個(gè)位+teen，有3個(gè)數(shù)字需特殊記:thirteen,fifteen,eighteen.twentytwenty-onetwenty-twothirtythiry-one1.數(shù)詞20、30、40：以ty結(jié)尾2.從21-99“幾十幾”的詞，中間用連字符連接fortyforty-oneforty-twofiftyfifty-one100:onehundred200:twohundred百位或百位以上的詞，通常在百位和個(gè)位之間用連字符156：onehundredandfifty-sixthirty-two1.1-12:(記住每個(gè)單詞)2.13-19:-teen(thir-;fif-;eigh-)3.20-90:-ty(twen-;thir-;for-;fif-;eigh-)4.21-99:十位個(gè)位5.100-900:1-9hundred6.101-999:____hundredand

____個(gè)位十位__個(gè)位基數(shù)詞的規(guī)律總結(jié)基數(shù)詞記憶規(guī)則歌訣基數(shù)詞不難記，找出規(guī)律很容易：零至十二形各異，加上-teen為十幾；Thirteen，fifteen看仔細(xì)，eighteen只有一個(gè)；Twenty卻是很奇怪，forty本身也不乖，Eighty一起搞例外，跟著也把規(guī)則壞；十位后面是個(gè)位，表示數(shù)字“幾十幾”，表示“幾百幾十幾”，and常把百、十系。勤學(xué)妙記加練習(xí)，hundred就是你的好成績(jī)。1aListenandrepeat.1cListenandcirclethenumbersyouhearin1a.10111213141516171819202122232425262728293031PracticeListenandcirclethenumbersyouhearin1a.Enrichyourlifetoday,yesterdayisowismystery1c1bWritethenumbersin1anexttothecorrectwords.Whichrowsofnumbersareinthewrongplaces?Doit!ten___eleven___twelve___thirteen___fourteen___twenty-five____twenty-six_____twenty-seven____twenty-eight____twenty-nine____twenty____twenty-one____twenty-two____twenty-three_____twenty-four____fifteen______sixteen______seventeen______eighteen_____nineteen_____thirty____thirty-one_____10111213142526272829202122232415161718193031Row2shouldberow4;row4shouldberow2.√1dListenagain.CirclethethingsinthepicturethatKateandhermomtalkabout.Check(√)thethingKatebuys.Readtheconversation.Mom:Oh,look!Ilikethatbluesweater.Howmuchisit?Kate:Fifteendollars.Oh,Ilikethesesocks.Mom:Oh,no.Idon’tlikered.Kate:DoyoulikethisT-shirt?Mom:Yes,Ido,butit’selevendollars.Kate:Oh,howmuchisthegreensweater?Mom:It’stwentydollars.Butyouhaveagreensweater.Kate:Mmm.Mom:Oh,doyoulikethesetrousers?Kate:Oh,yes.Howmucharethey?Mom:Onlysixteendollars.Kate:OK,I’lltakethem.While-readingReadtheadagainandanswerthequestions.Scanning1.CanyoubuybluesweatersinMr.Cool'sClothesStore?____________________________________2.Whichischeaper,purpleskirtsorblackshoes?____________________________________3.Howmucharesixpairsofsocks?____________________________________No,Ican't.Purpleskirts.Fourdollars.Enrichyourlifetoday,yesterdayisowismysteryFinishtheblank.Mom:Oh,look!Ilikethat______________.Howmuchisit?Kate:__________dollars.Oh,Ilikethese___________.Mom:Oh,no.Idon'tlikered.Kate:Doyoulikethis_________?Mom:Mmm,yes,Ido,butit's__________dollars.Kate:Oh.Howmuchisthe_________________?Mom:It's__________dollars.Butyouhaveagreensweater.Kate:Mmm.Mom:Oh,doyoulikethese_____________?Kate:Oh,yes.Howmucharethey?Mom:Only___________dollars.Kate:OK,I'lltakethem.bluesweaterFifteensocksT-shirtelevengreensweatertwentytrouserssixteen1eAskandanswerquestionsaboutthethingsin1b.

Howmuchisthewhitebag?It’sseventeendollars.Howmuchisthegreenhat?It’stendollars.1eAskandanswerquestionsaboutthethingsin1b.

Howmucharetheblackshoes?They’reeighteendollars.Howmucharethebluesocks?They’refour

dollars.Makeapassageaccordingtoinformationintheformbelow.ThingsPricethebluesweater15dollarsT-shirt11dollarsthegreensweater20dollarstrousers16dollarsComeandbuyyourclothesatourgreatsale!Wesellallourclothesatverygoodprices.…areonly…dollars.Wehave…foronly…dollars.Summaryten,eleven,twelve,thirteen,fifteen,eighteen,twenty,thirty—Howmuchisthegreensweater?—It’stwentydollars.

基數(shù)詞的構(gòu)成和用法—Howmucharethey?—(They’re)Onlysixteendollars.SentencesGrammarKeywordsTalkaboutthepricewithyourpartner.A:Howmuchis...?B:Itis...yuan.A:Howmuchare...?B:Theyare...yuan.翻譯1）11個(gè)籃球________________2）20個(gè)棒球拍_____________3）12頂紅色的帽子_____________4）26件短裙_______________5）15架模型飛機(jī)______________6）13個(gè)西紅柿_________________7）30個(gè)漢堡包_________________elevenbasketballstwentybaseballbatstwelveredhatstwenty-sixskirtsfifteenmodelplanesthirteentomatoesthirtyhamburgers

單項(xiàng)填空。(

)6.—Ilikethatwatch._______isit?—It’s20yuan.A.HowmanyB.Howmuch C.WhatcolorD.Whatprice(

)7.MyT-shirt__whiteandmyshorts__yellow.

A.is;areB.are;are C.are;isD.is;is(

)8.Iwant_______theblueT-shirt.

()9._______orangesdoyouwant?