仁爱科普版九年级上册Unit 4 Amazing Science Topic 1 Section C 课件(共23张PPT，内嵌音频)

(共23张PPT)
Unit 4
Amazing Science
Topic 1
Section C
学习导航
重点研讨
课堂小结
当堂检测
学习目标
新知学习
新知学习
重点研讨
课堂小结
当堂检测
学习目标
Language Goal
能熟悉并正确运用本课时的重点单词和短语
能掌握一般过去时的被动语态
能用英语谈论各项发明创造及其步骤
新知学习
重点研讨
课堂小结
当堂检测
学习目标
['r k t]
[ n'ven ( )n]
[l st]
[θ t]
['s li]
['bre nst m]
[ 'v ljue t]
['di te ld]
[ ri d 'za n]
[ m d 'ne n]
[b 'lu n]
[ɡ n]
['r b t]
['ki b rd]
Read the following words aloud and try to spell them
新知学习
重点研讨
课堂小结
当堂检测
学习目标
Describe the inventions you see as quickly as possible!
新知学习
重点研讨
课堂小结
当堂检测
学习目标
Work in groups and discuss the questions before reading.
1. What is an invention
An invention may be a new product or a new way of doing things.
2. List some inventions that you know and their inventors.
Computer, lock, television, light, bulb, chopsticks, crayon …
3. Do you think you can be an inventor Why
Yes, inventing is interesting and exciting and everyone can be an
inventor.
1a Read and understand.
新知学习
重点研讨
课堂小结
当堂检测
学习目标
想像力
A. Draw your invention.
B. Name your invention.
C. Test your invention.
D. Use your imagination.
E. Plan and design your invention.
1b Read 1a and put the sentences in the correct places.
新知学习
重点研讨
课堂小结
当堂检测
学习目标
An invention may be a new product or a new way of doing things. Inventions come about in many ways. Most of the time, inventions happen because someone works to solve a problem. Sometimes inventions are the result of accidents. Look at your schoolbags. You have pencils, pens, crayons, rulers and some books. None of these things was planted in fields. They were made in factories and invented by someone. Inventing is interesting and exciting and everyone can be an inventor. Do you want to be an inventor These are a few simple steps to follow in the invention process.
新知学习
重点研讨
课堂小结
当堂检测
学习目标
_____ You can have wild and crazy thoughts. Remember that no idea is too silly. Many people laughed at the Wright brothers and said they would never fly. But they weren’t discouraged by what people said. That’s why now we have planes.
____Careful planning is important in the invention process. This is the time to brainstorm for idea and to evaluate them.
D
E
新知学习
重点研讨
课堂小结
当堂检测
学习目标
Make a detailed drawing of your invention so others will understand how your invention works.
Make a model of your invention.
See if your invention works as it is planned. If not, do more research, redesign it, and test it again.
Every invention needs a name.
Share your inventions with others.
A
C
B
新知学习
重点研讨
课堂小结
当堂检测
学习目标
1c Read 1a again and fill in the blanks.
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
新知学习
重点研讨
课堂小结
当堂检测
学习目标
1. An invention – come about –solve a problem– the result of –crayons – none of –be made in –interesting, exciting – inventor –a few simple steps
2. Use your imagination– thought– silly – laugh at –be discouraged
3. Plan and design your invention– be important to –brainstorm– evaluate
4. Draw your invention – make a detailed drawing
5. Make a model
6. Test your invention – do more research
7. Name your invention
8. Share…with
Try to retell it.
新知学习
重点研讨
课堂小结
当堂检测
学习目标
Read 1a and outline the sentences including the passive voice.
(1) None of these things was planted in fields.
(2) They were made in factories and invented by someone.
(3) But they weren't discouraged by what people said.
(4) See if your invention works as it is planned.
这些东西中没有一样是在地里种出来的。
有人发明它们，并在工厂里把它们制造出来。
但是他们并没有因人们所说的话而丧失信心。
看看你的发明是否就像它被计划的那样起作用。
新知学习
重点研讨
课堂小结
当堂检测
学习目标
candy computer medicine balloon gun
robot lock scissors spaceship zero
chopsticks light bulb keyboard television X-ray machine
2 Discuss with your partner which of the following
are the top 3 most important inventions and which is the least important invention. Then explain your choice to the class.
新知学习
重点研讨
课堂小结
当堂检测
学习目标
Example: I think zero is the most important invention. It is said that it was invented by an Indian. It is a very interesting number. For example, I have only ten yuan. If you add five zeros after it for me, haha, I will be a rich man.
Show Time
新知学习
重点研讨
课堂小结
当堂检测
学习目标
1. How did you come up with the idea of your invention
2. What does it look like
3. What is it made of/from
4. What’s it used for
5. What are you going to name it
Before writing, think more clearly and tell about the looks, uses, advantages and disadvantages of an object.
3 Do you know how to be an inventor Do you want
to invent something Write a passage about your
invention. The following questions may help you.
新知学习
重点研讨
课堂小结
当堂检测
学习目标
My invention is a robot. It is called “Superman”. There is a computer inside its body. It looks like a tiger. When you see it for the first time, you may be frightened. In fact, it is gentle and polite. It can help us do housework, such as cleaning a room, washing dishes, and making the bed. When the room is dirty, it will begin to work at once. It can also watch over a house instead of humans. It is careful, clever and hard-working. In short, this robot is very useful to us, though it can’t run or speak.
Language points
新知学习
重点研讨
课堂小结
当堂检测
学习目标
1. come about 出现，发生
e.g. How did this dangerous situation come about
这样危险的局面是怎样出现的？
2. solve a problem 解决一个问题
solve的宾语多为problem, answer的宾语多为question。
新知学习
重点研讨
课堂小结
当堂检测
学习目标
3. no one和none都表示否定，但用法有所不同，它们的区
别是：
a. no one用来指人，含有not even one（连一个人也没有）
之意，其后不能接of短语。用作主语时，谓语动词要用
单数。
e.g. No one knew who took the book by mistake.
没有人知道谁误拿了这本书。
No one likes a person with bad manners.
谁也不喜欢不讲礼貌的人。
—Who is in your classroom now 谁现在在教室里？
—No one. 没有人。
新知学习
重点研讨
课堂小结
当堂检测
学习目标
b. none不仅指人也可指物，其后常接of短语，构成“none of+名词/代词”结构。当名词是复数时，谓语动词单复数均可。
e.g.
1. None of the houses has/have a large garden in some big cities.
在一些大城里，没有一幢房子带有大花园。
—How many people are there in your classroom now
现在你班里有多少人？
—None.
没有人。
新知学习
重点研讨
课堂小结
当堂检测
学习目标
4. Inventing is interesting.
发明是有趣的。
此处inventing是动名词作主语，动名词作主语。谓语动词用单数形式。
5. in the invention process
在发明过程中
新知学习
重点研讨
课堂小结
当堂检测
学习目标
掌握一般过去时的被动语态
英语谈论各项发明创造及其步骤
Unit 4 Topic 1
Section C
新知学习
重点研讨
课堂小结
当堂检测
学习目标
一、根据要求改写句子。
1.People used the light bulbs widely in the past. (改为被动语态）
The light bulbs ______ ______ _______ by people in the past.
2. We can launch spaceships to explore other planets. (改为被动语态）
Spaceships ______ ____ _________ to explore other planets.
3. Gore Verbiniski directed the movie Pirates of the Caribean in America. (对划线部分提问）
_______ ______ Gore Verbiniski ________ the movie Pirates of the Caribbean
4. The MP3 player was developed around 1998. (对划线部分提问)
_______ ______ the MP3 player ____________
were widely used
can be launched
Where did
direct
When was
developed