【人教版】九年级全册 Unit 6 When was it invented 单元主题写作 同步习题课件

(共12张PPT)
话题分析
本单元主要谈论了历史上及生活中的一些重
要发明,要求同学们能够从发明时间、大小、用途等
方面描述一项发明。本单元常见的作文话题:介
历史上的一项重要发明;介绍你身边的人或你自己
的一项新发明
写作积累
本单元的重点词汇。
nvention, be used for/ to, be invented by /in, the
most famous, with the help of. without doubt
the most amazing invention, the most boring
Invention, come into our
faⅴ orite
nvention, all of a sudden, lead to, at the same
time, encourage sb. to do sth, by mistake, b
acciden
Ⅱ、本单元的重点句式。
It's said/believed that
2. When was it invented
Who was it invented by
4.It was invented in/by
It was brought to
6. What' s it used for
7. Its special because
Today, the popularity of .. has risen around the
wor
例文展示
假如你发明的“飞行单车”在学校科技节中获
奖,被推荐参加一个国际青少年科技展览。请用英
语介绍你的发明,内容包括下图中1~4项
飞行单车
1.外观:两个轮子,两只翅膀
2.用途:行驶于地面和空中
可拍照、能对话
3.特点:速度快、使用太阳能
环保
4.改进计划(1~2点)
注意:1.参考词汇:whel轮子, solar power太阳能;
2.词数80左右(文章的开头已给出,不计入
词数);
不得透露学校、姓名等任何个人信
My invention is a flying bike. The flying bike
ooks modern and beautiful with two wheels and
pair of wings. You can either ride the bike on the
ground or fly it in the air. Besides, you can not only
take pictures of the beautiful scenery but also
communicate with others when using the flying
bike
The flying bike has its own advantages
Firstly, its high speed can help you reach the
destination quickly
econdly, the flying
e use
solar power as energy, which can reduce the air