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,Warm-up,Can you describe these pencils?,Warm-up,Game:看谁反应快 老师快速出示一种颜色的铅笔，学生快速反应，并用句型“This pencil is”把颜色说出来.,Preview,one two three four five six seven eight nine ten,eleven twelve thirteen fourteen fifteen sixteen seventeen eighteen nineteen twenty,twenty thirty forty fifty sixty seventy eighty ninety,11 12 13 14 15 16 17 18 19 20,20 30 40 50 60 70 80 90,Preview,thousand,hundred,千,百,Preview,222 777 444 999,two hunred and twenty-two,seven hunred and seventy-seven,four hundred and forty-four,nine hundred and ninety-nine,Preview,This book costs 10 yuan.,Preview,This TV costs_yuan.,Preview,￥2,It costs_yuan.,Preview,￥155,It costs_yuan.,Preview,￥3,800,It costs_yuan.,Presentation,pen,Daming has got 20 yuan. He wants to buy a pen.,Presentation,What does Daming have ? What does Daming want to buy? How many pens does Daming buy?,Listen and answer,He buys 2 pens.,He wants to buy a pen.,He has 20 yuan.,Practice,2 It costs one hundred and eighteen yuan,This costs_ yuan. Its_.,beautiful,nice,expensive,heap,Practice,This basketball costs eighty-five yuan. Its expensive.,Practice,This bag costs one hundred and thirty yuan. Its expensive.,Practice,This pen costs ten yuan. Its nice.,Practice,This ice cream costs three yuan. Its cheap.,Practice,T: Now Im a customer, you are the shop keeper. Describe the goods and sell them to me. S1: This is Its It costs. S2: Thisis Its Its It costs S3: ,in a shop,Summary,key points,hundred cost,What is expensive? A car is expensive. What is cheap? A pencil is cheap. It costs one hundred and eighteen yuan.,Homewrok,1、背诵课文。 2、用所学知识描述你身边的事物。,谢谢观看！,
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