课件24张PPT。Unit 3 What's your number? Lesson 21 one2 two3 three4 four5 five6 six7 seven8 eight9 nine10 tenHow old are you?I'm eight years old. I'm ten years old.nineninethreethreefourfourfivefivesevenseventwotwooneoneeighteightA Game 计算下列算式,用英语说出其答案oneninetenseveneightthree+++two====five+Numbers in your lifetime. 小朋友,你们生活中有哪些地方是要用到数字的呢?Can you read ? 110公安报警: 119火警: 120医疗救护: 114???查号台:This is my phone number: 15143631533This is my QQ number: 921582650你会读吗? Recite the numbers.HomeworkBye!