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1、Unit 7 How much are these socks?Section B 1a-1eOne and two.I need my shoes.Three and four.lets go the store.Five and six.I see the brown socks.Seven,eight,nine.They look really nice.One and two.May I help you?Three,four,five.You can have a try.Six and seven,eight and nine.Here you are and we can say
2、 goodbye.Lets chant.1 1 1 10 0 0 02 2 2 23 3 3 34 4 4 45 5 5 5 6 6 6 67 7 7 78 8 8 89 9 9 9zeroonetwothreefourfivesixseveneightnine1010 1111 1212ten eleventwelvethirteenfourteenfifteensixteenseventeeneighteennineteen基数词基数词13-19Presentation1.基数词基数词13-19以以-teen 结尾结尾.2.除除thirteen,fifteen,eighteen外，外，其他
3、的以个位数其他的以个位数+teen.twentythirtyfortyfiftysixtyseventy基数词基数词20,30,40.eightyninetyPresentation1.20-90以以-ty结尾。结尾。2.twenty,thirty,forty,fifty,eighty 特殊记，其他的由个特殊记，其他的由个位数位数+ty.twenty-onetwenty-twotwenty-threetwenty-fourtwenty-fivetwenty-six基数词基数词21-29Presentation用连字符连接十位和个位。用连字符连接十位和个位。one hundredtwo hund
4、redone hundred and fiveone hundred and twenty-fivePresentation1.表示几百用数词（表示几百用数词（1-9）+hundred。2.用用and 连接百位和十位或个位。连接百位和十位或个位。1.0-12:1.0-12:(记住每个单词记住每个单词)2.13-19:2.13-19:-teen-teen (thirteen fifteen eighteen)3.20-90:3.20-90:-ty-ty (twenty thirty forty fifty eighty)4.21-99:4.21-99:十位十位 个位个位5.100-900:5.1
5、00-900:1-9 hundred 1-9 hundred6.101-999:6.101-999:_ hundred _ hundred andand _个位个位十位十位_个位个位(ninety-three)(five hundred)基数词的规律总结基数词的规律总结SummaryPractice）Read the following numbers.thirteenfifteentwelveeleventwentythirty-nineforty-threeone hundred and thirty-fivetwo hundred and six1aListen and repeat.1
6、0111213141516171819202122232425262728293031While-listeningRow 1:ten_ eleven_ twelve_ thirteen_ fourteen_Row 2:twenty-five_ twenty-six_ twenty-seven_ twenty-eight_ twenty-nine_Row 3:twenty_ twenty-one_ twenty-two_ twenty-three_ twenty-four_ Row 4:fifteen_ sixteen_ seventeen_ eighteen_ nineteen_Row 5:
7、thirty_ thirty-one_1bWrite the numbers in 1a next to the correct words.Which rows of numbers are in the wrong places?10111213142526272829202122232415161718193031Row 2Row 4 and/plus minus timesFive and six is .Eight plus nine is .Eight minus seven is .Twenty-three times two is .elevenseventeenonefort
8、y-sixPracticeHow much is the _?Its _.$12$15$13jacket15 dollarsGuess the price.PracticeHow much are the _?Theyre _.$25$28$29shoes29 dollarsWork in pairs and guess the price.PracticeHow much are the _?Theyre _.$40$20$50trousers80 dollars$90$80Work in pairs and guess the price.PracticeListen again.Circ
9、le the things in the picture that Kate and her mom talk about.Check()the thing Kate buys.1dWhile-listeningListen and repeat.Mom:Oh,look!I like that blue sweater.How much is it?Kate:Fifteen dollars.Oh,I like these socks.Mom:Oh,no.I dont like red.Kate:Do you like this T-shirt?Mom:Mmm,yes,I do,but its
10、eleven dollars.Kate:Oh.How much is the green sweater?Mom:Its twenty dollars.But you have a green sweater.Kate:Mmm.Mom:Oh,do you like these trousers?Kate:Oh,yes.How much are they?Mom:Only sixteen dollars.Kate:OK,Ill take them.Post-listeningPresentationPresentation1eHow much is/are?Its/Theyre dollars.Ask and answer questions about the things in the picture above.Post-listening