人教版九年级全册 Unit 6 When was it invented?Section B 3a-3b Self check 课件 (共18张PPT)

(共18张PPT)
Unit6 When was it invented
SectionB 3a--Self Check
学习目标
复习巩固本单元的重点单词、短语及语法
01
运用被动语态描写一件物体的发明
02
鼓励学生保持对发明探索的兴趣。
03
The invention was invented in
______.
It was invented by ____________.
It is used for__________________
___________________in a short time.
1903
two brothers
taking people from
one place to another
invention
when:
who:
what:
Talk about the inventions
invention
when:
where:
what:
The invention was invented in __.
It was invented in ________.
It is used for_____________.
1946; America
我们在介绍一件产品的时候，通常会从哪几个方面去描述呢？
Invention
What is the invention
What is it used for
Who invented it
When was it invented
summary
常用句型
1. I think … is a very useful invention.
我认为……是一项很有用的发明。
2. … was invented by …
……是由…… (某人)发明的
3. … was invented in …
……是在…… (某时间)发明的
4. It was used for … 它被用来……
5. … is made of ………
是由……(材料)制成的
Inventions are everywhere in our life
video
Have you ever come across any difficulties in your daily life
I am not able to take notes quickly in class.
It’s very hard for me to get up early.
I’m worried about my everyday homework.
Can we invent something new to solve those difficulties
Think of something that you do not like to do. Then think of an invention that could help you. Make notes.
Problem:
can't take notes quickly in class
New invention:
a special pen
What it is used for:
taking notes for me It can take notes automatically.
Imagine you are a business person. Write a description of your new invention.
This special pen was invented by Liu Jie. It has three colors and is used for…
Problem:
getting up late
New invention:
a special clock
What it is used for:
waking me up It can call me up with the voice of my teacher.
Problem:
doing homework
New invention:
a robot
What it is used for:
doing homework with me It can be my favorite homework partner.
Now it’s your turn!
Writing Time
Play a game
谁的发明最畅销？！
将有4位同学扮演“推销商”上台向同学们“推销”自己的发明，台下的每位同学都有一票选择权，得票最多的“推销商”获胜。
（注：在“推销”发明时需全程使用英语）
Show Time
Dare to think ,dare to do!
I wish all of you have a brave heart to dream what you want to dream.
video
Thanks for your listening