Shopping,(苏教牛津版)三年级英语下册Unit9,Key points:,Learn the words: a cap, a hat, a vest, a tie ,a belt ,socks ,shoes ,trousers .Understand the sentences: Can I help you ? How much is it? Yuan ,please.,belt,vest,socks,shoes,tie,hat,seller,customer,S: Can I help you?C: I want to buy a watch.S: How about this one?C: How much is it?S: Twenty-five yuan.C: Too expensive.S: How about twenty yuan.C: OK. Thank you.S: Good-bye.C: Bye.,Can I help you?,I want to buy ,How about this one?,How much is it?,Too expensive.,in supermarket,in internet,Good-bye!,Thank you!,