人教版九年级全册Unit 6 When was it invented？SectionB 3a-3b Self check 课件(共24张PPT)

(共24张PPT)
Section B 3a-Self check
Free Talk
Equipment about basketball
basketball
metal hoop
backboard
net
wooden floor
Step 2 Presentation: Oral Practice
Ask students to retell the development of basketball to review what they have learned in 2b.
(Tip: use the mind map to retell)
invented by ______________
first game on ________________
became Olympic event in ______ in the year _____.
most famous games: _____
popular games in China: _____
James Naismith
1936
December 21, 1891
NBA
Berlin
CBA
Development
played inside on a hard _____.
____ teams
get _______ into other team’s ______.
floor
the ball
Two
Game
basket
Popularity
played by __________________ people.
over ____ countries
more than 100 million
200
n. 受欢迎；普及
Do You Know When Basketball Was Invented
Basketball is a much-loved and active sport that is
enjoyed by many for fun and exercise. It is over 100 years
old and is played by more than 100 million people in over
200 countries. It is believed that the first basketball game
in history was played on December 21, 1891. Then in
1936 in Berlin, it became an event at the Olympics.
超过 ；多于
奥林匹克 运动会
人们相信
Problem: ________________________
New invention: ____________________
What it is used for: _________________
3a
Think of something that you do not like to do. Then think of an invention that could help you. Make notes.
a special pen
quickly taking notes in class
taking notes in class
An Invention
Beginning(introduction)
New invention
(who, when,
how)
Conclusion (opinion)
Purpose(what it
is used for)
This special pen was invented by Liu Jie. It has three colors and is used for ….
Imagine you are a business person. Write a description of your new invention. Try to sell the invention to the class.
3b
Useful sentences:
1. I think … is a very useful invention.
我认为……是一项很有用的发明。
2. … was invented by … （who）
……是由…… (某人)发明的
3. … was invented in … (when)
……是在…… (某时间)发明的
4. It was used for … 它被用来…… (what)
5. … is made of ……… (how)
是由……(材料)制成的
One possible version:
This special pen was invented by Liu Jie. It has three colors and is used for taking notes quickly in class. It was invented in 2012. It is made of plastic and steel. It can remember what the teacher said. It can also help write down the main points. I think it’s a useful invention.
I want to invent…
First of all, ______________________________________________.
Second,________________________________________________.
________________________________________________________.
Third,___________________________________________________.
________________________________________________________.
Beginn-ing
Ending
Body
All in all (总之),________________________________
Lead-in the topic
引入话题
*I want to invent…
*I like…
*Because…
Structure（结构）
Language（语言）
Fluency（流畅度）
one star means one point
Hand-writing（书写）
reasons
usage
examples
It is often difficult to decide on the inventor of certain inventions. This is because sometimes a few people may ______ things which are _______ the same. It’s hard to tell who came up with the idea first.
invent, doubt, mention, nearly, website, all of a sudden
1. Complete the passage with the correct forms of the words in the box.
invent
nearly
Some inventions can also lead to other inventions _____________. So some people _____ whether the inventor came up with the idea himself or herself. They think that the inventor used someone else’s idea to create his or her invention. That is why books or _______ usually _______ more than one inventor when giving information about inventions.
all of a sudden
doubt
websites
mention
1. Someone stole my watch.
_________________________________
2. They used five eggs to make this big cake.
__________________________________
3. When did they invent the personal computer
__________________________________
__________________________________
My watch was stolen (by someone).
When was the personal computer invented
Five eggs were used to make this big cake.
2. Rewrite these sentences using the
passive voice.
Invention: _________________________
When: _________________________
Who: _________________________
Purpose: _________________________
in 2013
umbrella with a light
Li Meng
3. Find out information about an invention you would like to know more about and write sentences below.
seeing in the rain in the dark
We believe: there is one true direction “up”! (我们相信确有一个方向超越梦想“上”！