Unit 6 When was it invented? SectionA 1a-1c 课件(共29张PPT无素材)

(共29张PPT)
The passive voice in the past.
Language Goals:
Grammar Focus:
Talk about the history of inventions.
Unit 6 When was it invented
被动语态的过去式
Key sentences:
---When was it invented ---It was invented in 1885.
---Who were they invented by
---They were invented by Julie .
---What are they used for
---They are used for seeing in the dark.
Unit 6 When was it invented
Section A (1a-1c)
Four great inventions in ancient China:
Paper-making(造纸术）
Compass（指南针）
Printing（印刷术）
Gunpowder（火药）
Group work
How to describe an invention
Who
When
What…be used for
compass
printing
paper-making
gunpowder
Compass was invented in Warring States Period. It was invented by Chinese. It was used for traveling and sailing.
Paper-making was invented in Eastern Han. It was invented by Cai Lun. Paper was used for writing.
Printing was invented in Song. It was invented by Bi Sheng . It was used for making books.
Gunpowder was invented in Han. It was invented by Chinese. It was used in wars.
What do you think of being a Chinese
We are lucky. We live in the modern world. ….
There are so many high-technology products around us. They are inventions. Let me show you some of them.
Do you believe you have a happy life
plane
Have a try!
Wright Brothers
1903
A. Wright Brothers _________________
Sentences:
invented the plane in 1903.
B. The plane _________________
was invented by Wright Brothers in 1903.
The plane transport.
is used for
iPad
Have a try!
Steve Jobs
2010
A. Steve Jobs
Sentences:
invented the iPad in 2010.
B. The iPad
was invented by Steve Jobs in 2010.
The iPad having fun/studying/
searching information/…
is used for
light bulb
Have a try!
Edison
1879
A. Edison
Sentences:
invented the light bulb in 1879.
B. The light bulb
was invented by Edison in 1879.
The light bulb seeing in the dark.
is used for
Look at the things below. In what order do you think they were invented Discuss them with your group. Then number them [1-4].
1a
1b. Listen and match the inventions with the years.
______ 1876
______ 1885
______ 1927
______ 1971
d
a
c
b
Look at the things below. In what order do you think they were invented Discuss them with your group. Then number them [1-4].
1a
2
3
1
4
A: When was the _______ invented
B: I think it was invented in ______.
Pairwork (1c:P68)
1971
1885
1876
1927
car 1885
computer1971
A: When was the computer invented
B：It was invented in 1971.
calculator1971
Telephone
1876
TV set 1927
Pair work
zipper
1893
washing machine 1874
Listen again.
Listen again. According to what you have listened, answer the questions below.
1. What did the grandma have when she was young
2. Why didn’t they have a television at that time
3. Does grandma have personal computer now
Telephone and car.
Because it was expensive.
Yes, she does.
Turn to Page139
Read the conversation quickly.
Underline the passive voice in the past.
The simple past passive voice
一般过去时被动语态
一般过去时被动语态表示过去经常性、习惯性被动动作或过去某一时刻发生的被动性动作，与主动语态相比,被动语态中主语是谓语动作的执行者。
被动语态的构成:
主语+ 助动词was/were+ (及物动词的) 过去分词
was (were) + done(P.P.)
Grammar
Passive voice of the past tense
一般过去时的被动语态
肯定形式：主语+ +其他
否定形式：主语+ +其他.
一般疑问形式： +主语+ +其他
特殊疑问形式：
特殊疑问词+ +主语+ +其他
Summary
was/were done
was/were not done
Was/were
done
was/were
done
用所给动词的正确形式填空：
1. The bike __________(fix) up by Xiaoming yesterday.
2. Shields ________ (use) for protecting people’s body in the past.
3.Last year, a picture _________(put) up on the blackboard.
4. She said French______________ (speak) in France.
5. Teenagers _______________(allow) to choose their own clothes two years ago.
was fixed
were used
was put
was spoken
were allowed
Practice
Talk an invention you like with your partner and write at least five sentences about the invention.
1876
1971
创造使生活更美好！
No inventions, no life!
Inventions are great , but inventors are much greater.
Homework
Talk an invention you like with your partner and write at least five sentences about the invention.
Thank you ! Bye !