资源简介

(共15张PPT)
Let‘s enjoy a video of some inventions nowadays!
Do you like these inventions
Do you know the words below Please work in pair to figure out the pronunciation and the meaning of the following words.
afford bark
chemist clock
contribution copy
discovery farmer
invent (v) invention (n)
leaf leather
买得起，负担得起
树皮，大声喊叫
药剂师
钟、表
贡献
复制、复制品
发现
农民
发明
发明
叶子
皮革
material monk
paper print
printing silk
soft spread toothbrush
原料
和尚
纸
打印
印刷
丝绸
柔软
传播、散布
牙刷
1.Listen to the passage in which five important inventions are described. What are these inventions
They are silk, clock, paper, printing and toothbrush.
2.Listen to the passage again and write down the dates of the inventions.
Invention Date of invention
1. silk
2. clock
3. paper
4. printing
5. toothbrush
3200 BC
1092 AD
105 AD
868 AD
1498 AD
3. Three inventors Su Song, Cai Lun and Bi Sheng are mentioned in the passage, what did they invent
①.Su Song invented( )
②.Cai Lun invented( )
③.Bi Sheng invented( )
clock
paper
Printing
4.Listen and fill in the blanks.
1.The Chinese did not tell other countries how silk was made and other countries paid a lot for this____,strong material.
2.For the first time ever, it became possible to tell the_____ .
3.Paper was a very important invention because it was ____ and people could______ to buy it.
soft
time
cheap
afford
4.With printing, it became possible to produce many ___ at the same time.
5.The toothbrush could clean____ quickly and well.
copies
teeth
Of all the inventions mentioned in the passage: silk, clock, paper, printing and toothbrush, which one do you think is the most important inventions for our society, why Please discuss in group.
Possible version
You may begin like this:
I think paper is the most important invention for our society, because we can not read without paper.
I wish...
We all know that great inventions can change the world and make our life more convenient and beautiful.
So I wish in the future you will study hard and then become smarter and smarter. In that case, you can become an inventor and invent some things more useful!
Homework
Write a short passage to introduce the invention you like the most in our life.

展开更多......

收起↑