(
课件网) 沪教版 四年级 上 Unit 3 How do we use numbers Period 4 Extend Core competences By the end of the lesson, I will be able to... know how to use numbers in our daily lives; understand the value of numbers in life. 学习了解数字在时间、购物、生活计数等场景中的使用； 学习了解数字在生活中的实用价值。 1 Lead in 导入环节 3 Practice 知识操练 5 Summary 课堂总结 2 Presentation 新知讲解 4 Production 输出运用 6 Homework 作业设计 01 Lead in Look and say Look at these formulas (公式). Read and calculate them. Look and say eleven Look and say twelve Look and say = ten Look and say nine Look and say seven Look and say thirteen What did we learn in this unit Where can you see numbers in our daily lives How do we use numbers Let's read and say. number 02 Presentation Numbers in our lives How old are you What's the time ... We use numbers all the time. Listen and read Let's learn all the time 一直；总是 tell the time 报时 know the time 知晓时间 用于询问当前的时间，表示"几点了？"，time表示"时间"。 What's the time Listen and read We use numbers to tell the time. The numbers on the clock help us know the time. Listen and read We call people on their phone numbers. Then we can talk to them on the phone. talk to sb. 跟某人说话 Let's learn call 意为"给……打电话" We call people on their phone numbers. "call sb. on +电话号码"是固定搭配，表示按照某个电话号码给某人打电话。 Call me on 123-4567. Listen and read We use numbers in the supermarket. Everything in the supermarket has a price. 价格 03 Practice Read and find How can numbers help us in our lives Read, find and say. Read and find The numbers on the clock help us know the time. We call people on their phone numbers. Everything in the supermarket has a price. Read and complete How old are you What's the _____ ... We use _____all the time. We use numbers to _____the time. The numbers on the clock _____us know the time. We _____ people on their phone numbers. Then we can _____to them on the phone. We use numbers in the _____. Everything in the supermarket has a _____. time numbers tell help help talk supermarket price Calculate and say ￥ 1 ￥ 3 ￥ 12 ￥ 5 ￥ 20 ￥ 4 Calculate and say pencil 3 pen 1 rule 2 eraser 2 pencil case 1 I want some stationery (文具). Here is the shopping list (购物清单). How much should I pay (支付) Calculate and say pencil 3 pen 1 rule 2 eraser 2 pencil case 1 1 3 = 3 1 12 = 12 2 5 = 10 2 3 = 6 1 20 = 20 Calculate and say 1 3 = 3 1 12 = 12 2 5 = 10 2 3 = 6 1 20 = 20 3+12+10+6+20= 51 Three plus twelve plus ten plus six plus twenty equals fifty-one. Calculate and say ￥ 1 ￥ 3 ￥ 12 ￥ 5 ￥ 20 ￥ 4 What do you want to buy How much are they 04 Production Think and share Can we live without numbers Why or why not Think and share No, we can't. I think we need numbers! Think and share We need numbers to know the time. When do we wake up When does school start Numbers on the clock tell us. Think and share How do we call Mom, Dad, or a frien ... ...
