Unit 4 Amazing Science Topic 1 When was it invented? Section C 课件 21张PPT

Who’s still standing?
九（2）班
Unit 4 Amazing Science
Topic 1 When was it invented?
Section C Reading
Invention
The Four Great Inventions in China
paper-making
printing
compass
gunpowder
Task 1: Leading-in
What are these?
Four great new inventions in China
3shared bikes
2.Alipay
1high-speed train
4Online shopping
1
2
3
4
Task 2: Fast-reading
What is the main idea?
A Inventor
B Invention
+1
Task3: Information Card of Part one
A new product or
a new way of doing things
solve a problem
accidents
In factories
Interesting and exciting
Everyone
Tip: underline the answers first
先在文中划出答案
+3
1
2
3
4
5
2
Tips: underline the answers
Task4: Matching 配对填空
D
E
A
C
B
疯狂的想法
想象力
详细的描绘
计划与设计
研究，重新设计，测试
Tip: key words关键词
+2
1c Read 1a again and fill in the blanks.短文填空
When you want to have an invention , first you must use
your____________. Then you should plan and design it.
Careful planning is very _________ in the invention.
Third, you should make a _______ drawing of your
invention and make a model of it. If you want to make
your invention more successful, you must ______ it
again and again. After that, you _______your invention.
Last, remember that you should _______ your invention
with others.
imagination
important
detailed
test
name
share
Tip: linking words连接词
+1 each
steps

1. ______________________________
2. ______________________________
3. _________________
4. __________________
5. __________________
6.___________________
7. ______________________
use your imagination
plan and design your invention
draw your invention
test your invention
name your invention
Task5: Retelling and thinking
First, you must
make a model
share your inventions
Second, you should
Third, you should
Then, you can
Next, you should
After that, you should
Finally, you should
Which step is the most important?
+3
Imagination is more important than knowledge.
想像力比知识更重要。
With the development of AI and 5G, there
will be more and more inventions in China.
Let’s work together!
Let’s vote the best!
+5
Step 7 Brainstorming
work hard
Never give up
Work together
Help each other
Read and learn more
+1 each
Invention
words
Design
practice reading
skills
Introduce
invention
Summary
What have you learned ?
Invention
What
Why
Who
Exciting Interesting
1.imagination
2.plan, design
3.draw
4.make a model
5.test
6.name
7.share
Mind-map
in factories
(pencils, pens, crayons, ruler and some books)
solve a problems
a result of accidents
everyone
A new product
or a new way of doing things
随着AI(人工智能)和5G的不断发展，中国发明将会越来越多。请发挥你的想象力，设计一种新的发明，如新型的机器人，新型的手机，或新型的小车。并说明这种发明的优点。你打算怎么做去实现你的梦想？请写一篇80词左右的短文，内容包括：
1.简单介绍你的新发明，如类型，外形，功能等。
2 说出它的两个优点。
3.谈谈你将如何实现这一梦想。

Step 8 Homework--writing
Self-check自评表
内容
1.发明简介introduction
2.两个优点
two advantages
3.如何实现
How to achieve dreams
4. 书写工整漂亮
Writing
5.表达正确
Good expressions
√
+5