1、5 Its a magic hat.(The 1st period)Sing a song.fortyfifty sixty seventy eighty ninety a hundredLets do some exercises 10 +20=20 +8 =60 +5 =90 +8 =33 +6 =100+25=120+42=500+98=thirtytwenty-eight sixty-five ninety-eight thirty-nine a hundred and twenty-five a hundred and sixty-twofive hundred and ninety
2、-eightHow much is the cake?Its 45 dollars.Wow!Thats expensive.How much is the tree?Its 350 yuan.Wow!Thats expensiveHow much is a bag of candy?Its 10yuan.Hey!Thats cheap.How much are those socks?Theyre one dollar.Hey!Thats cheap!How much are the hat?Theyre 24 yuan.Hey!That cheap!How much are the appl
3、es?They are 25 yuan._How much is a bottle of cola?Its 4 yuan._Pair workPlay a game（）yuan(1030)18 yuan(20100)93 yuanA:Welcome!Can I help you?B:Hello,I want to buy a guitar.A:What about the red one?B:How much is it?A:Its 1000 yuan.B:Wow!Thats expensive!A:What about the blue one?B:How much is it?A:Its
4、350 yuan.Its a good one,too.B:Hey!Thats cheap.OK,Ill take it.A:Here you are.B:Heres the money.A:Thank you.Good bye.B:Good bye.Group work A:Welcome!Can I help you?B:Hello,I want to buy a guitar.A:What about the red one?B:How much is it?A:Its 1000 yuan.B:Wow!Thats expensive!A:What about the blue one?B
5、:How much is it?A:Its 350 yuan.Its a good one,too.B:Hey!Thats cheap.OK,Ill take it.A:Here you are.B:Heres the money.A:Thank you.Good bye.B:Good bye.Summary 我们应该树立正确的消费观：量入为出，智谋消费。避免盲从，理性消费。Homework Go to a store buy one thing,Write down the dialogue between you and the seller in English.去附近的商店买一样东西，把你与售货员之间的对话用英语写下来。
