(
课件网) Unit 2 Section 3 Writing Amazing numbers 学习目标 I can understand the importance of numbers in daily life record and present information with numbers in English use cardinal and ordinal numbers correctly. understand how numbers developed and how they differ between cultures. 01 新 课 导 入 03 应 用 实 践 06 回 顾 总 结 07 随 堂 小 练 02 学 习 理 解 04 迁 移 创 新 05 考 点 速 递 学习内容 新课导入 1 During the second half of the 1800s stay the same go up quickly and so on the rest of without hesitation less than 50% make a monthly budget 迅速上升 少于50% 等等… 毫不犹豫地 在19世纪下半叶 剩下的，其余的 做每月预算 保持同一水平 Play a game! (短语积累） Numbers in our daily life date room number bus or metro price time length weight We live the world of data We use numbers to… We need to collect a lot of numbers and analyze(分析) them. Find the problems and try to solve them. Know the changes. Help us know the world better. 1.Table(表格) Find the information quickly. We can use these data forms to help us learn more about things The forms of numbers Advantages： 2. Pie chart(饼状图) Show the percentage(~%). intuitive and clear.(直观，清晰) We can use these data forms to help us learn more about things The forms of numbers Advantages： 3. Bar chart(柱状图) Compare numbers clearly and directly. We can use these data forms to help us learn more about things The forms of numbers Advantages： 4.Line graph(折线图) We can use these data forms to help us learn more about things The forms of numbers World population: 1750-2050 Population (billion) Year It can clearly show the changes and the tendency. Advantages： 学习理解 02 Writing a report on population change Populations change in all areas over time. Do some research and write a report on population change in a city or province based on your findings. 1 Wang Yao is writing a report about the world population. Look at the line graph she found and help her complete the report. Use the words and phrases below to help you. Growing numbers: rise (sharply, quickly, slowly), grow, go up, double Falling numbers: fall (sharply, quickly, slowly), drop, go down No change: stay the same, remain the same World population: 1750-2050 Population (billion) Year World population The graph shows that the population in the world ⑴_____ before the year 1800. During the second half of the 1800s, the population began(2)_____.In 1850, there were about ⑶_____ people in the world. About one hundred years later, the world population reached ⑷_____. Between 1950 and 2000, the population more than(5)_____. In 2050, there will be more than (6)_____people on our planet. rose slowly to grow one billion 2.5 billion doubled 9 billion 话题分析 数据图表类作文 本单元我们阅读关于数据在我们生活中起重要作用的文章，写作范文介绍世界人口，数据作文不仅是英语写作的一种形式，更是 训练学生们“处理信息、分析问题” 的综合能力。它以 “数据” 为桥梁，连接语言学习与逻辑思维的需求，帮助 ... ...
