初中英语人教新目标 (Go for it) 版七年级上册Section B课前预习ppt课件

这是一份初中英语人教新目标 (Go for it) 版七年级上册Section B课前预习ppt课件，共29页。
1. 通过观察、比较发现规律，掌握基数词1-31的发音和拼写。2. 学会通过图片或标题预测听读材料的大意。
Yellw T-shirt, yellw T-shirtHw much is this yellw T-shirt? Three dllars, three dllars. It’s three dllars.Green sweater, green sweaterHw much is that green sweater?Five dllars, five dllars.It’s five dllars.
Black shes, black shesHw much are these black shes?Nine dllars, nine dllarsThey’re nine dllars.Blue trusers, blue trusersHw much are thse blue trusers?Eight dllars, eight dllarsThey’re eight dllars.
Learn these numbers.
twenty-seven
twenty-eight
twenty-nine
twenty-three
twenty-five
Listen and repeat.
twelvethirteenfurteenfifteensixteenseventeeneighteennineteen
twentythirtyfrtyfiftysixtyseventyeightyninety
Read and ntice the rules.
4. 15, 50, 150, 255, 1050
2. 26, 32, 40, 14, 18
3. 13, 17, 30, 127, 200
1. 11, 26, 12, 20, 16
Listen t the teacher and write the numbers.
ten___ eleven___ twelve___ thirteen___ furteen___twenty-five____ twenty-six___ twenty-seven___ twenty-eight____ twenty-nine___twenty____ twenty-ne____ twenty-tw___ twenty-three___ twenty-fur____ fifteen______ sixteen______ seventeen______ eighteen_______ nineteen_____thirty____ thirty-ne_______
Write the numbers in 1a next t the crrect wrd. Which rwsf numbers are in the wrng places?
Listen and circle the numbers yu hear in 1a.
基数词，不难记，找出规律很容易：零至十二形各异，一个一个单独记。如果表示是“十几”，后面要加-teen。thirteen，fifteen形异需留意，eighteen只有一个t。表示“几十”要加-ty，twenty，thirty是特例。表示数字“几十几”，连字符号别忘记。
14个西红柿23件衬衫28只红袜子35个草莓45条短裤48件毛衣
furteen tmatestwenty-three shirtstwenty-eight red scksthirty-five strawberriesfrty-five shrtsfrty-eight sweaters
Listen again. Circle the things in the picture that Kate and her mmtalk abut. Check(√) the thing Kate buys.
Mm: Oh, lk! I like that blue sweater. Hw much is it?Kate: Fifteen dllars. Oh, I like these scks.Mm: Oh, n. I dn’t like red.Kate: D yu like this T-shirt?Mm: Mmm, yes, I d, but it’s eleven dllars.Kate: Oh. Hw much is the green sweater?Mm: It’s twenty dllars. But yu have a green sweater.Kate: Mmm.Mm: Oh, d yu like these trusers?Kate: Oh, yes. Hw much are they？ Mm: Only sixteen dllars. Kate: OK, I’ll take them.
A: Hw much is the white bag? B: It’s seventeen dllars.
Ask and answer questins abut the things in the picture abve.
thirty-nine
1. My uncle is ____________ (25) years ld．2. —Hw much is this hat? —It’s ________(11) dllars． 3. My teacher is nly __________(22) years ld．4. They have _______ (12) balls．5. _______(15) and _________(13) is ____________(28)．
用英语写出括号内的数字。
1. ——这双红色的袜子多少钱？ ——12美元。2. ——那件毛衣多少钱？ ——26美元。
—Hw much are the red scks?—They’re twelve dllars.
—Hw much is that sweater?—It’s twenty-six dllars.
1. twenty-six － twelve － nine = _______ 2. sixteen ＋ eight ＋ eleven = _________ 3. eighteen － seven ＋ fifteen = ___________ 4. thirteen＋furteen－twenty-five = _____ 5. twenty-nine－thirteen－ten = _________ 6. thirty-nine － twenty － five =_________ 7. twelve ＋ thirteen － fifteen= _________ 8. nineteen －eleven ＋ twenty =___________
thirty-five
1. Review the numbers yu have learnt. 2. Make yur wn shpping cnversatin.
It’s difficult t make mney. We shuld save mney. 赚钱不容易，我们应节约用钱。Let’s use the least mney t buy the mst useful things!让我们以最少的钱买最实用的东西！