Happy birthday!Sing a birthady songHappy Birthday to youHappy Birthday to youHappy Birthday to dear friendHappy Birthday to youPART A Lets talkA:This one,please.请给我这个。B:Sure.How many plates?好的。请问要多少个盘子?C:Five.五个A:OK.Here you are.给你。Lets talkA:John,this is my brother,Sam.约翰,这是我的弟弟萨姆。B:Hi,Sam.Happy Birthday!你好,萨姆。(祝你)生日快乐!C:Thank you.谢谢。A:How old are you?你几岁了?/你多大了?B:Im six years old.我六岁了。