仁爱科普版九年级下册Unit 5 China and the world Topic 2 Section D课件(共27张PPT，内嵌音频)

(共27张PPT)
Unit 5
China and the World
Topic 2
Section D
新
课
导
入
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
能灵活运用关系代词引导的定语从句
能用英语谈论中国的四大发明
新知学习
重点研讨
课堂小结
当堂检测
学习目标
How much do you know about the Four Great Inventions of ancient China
新知学习
重点研讨
课堂小结
当堂检测
学习目标
Sailors made many discoveries with the help of compass.
n.水手，海员
n.发现
新知学习
重点研讨
课堂小结
当堂检测
学习目标
Paper-making was developed in the Eastern Han dynasty by Cai Lun.
adj. 东方的
新知学习
重点研讨
课堂小结
当堂检测
学习目标
Bi Sheng carved characters on pieces of clay or wood, and then brushed ink on them, and developed printing.
n.墨水
n.粘土
新知学习
重点研讨
课堂小结
当堂检测
学习目标
　　　　　　　　　　　　
Fireworks are made from gunpowder.
　　　　　　　　　　　　　　　
n.烟花
n.火药
新知学习
重点研讨
课堂小结
当堂检测
学习目标
A. gunpowder B. printing
C. paper-making D. compass
D
C
A
B
1a Look at the pictures and match the Four Great Inventions of ancient China with them.
___________ It was a great gift to the world from ancient China. Before it was invented, sailors had to depend on the star to find the right direction. After it was invented, the oceans were open to sail. And many discoveries were made with its help.
Compass
新知学习
重点研讨
课堂小结
当堂检测
学习目标
___________ It is one of the greatest inventions. It is said that in the 3rd century a Chinese man wrote about how to make it. At first, it was used for making fireworks. At the end of the Tang dynasty, people began to use it in wars. The method of making it was brought to the Arab world and Europe in the 13th and 14th centuries.
Gunpowder
新知学习
重点研讨
课堂小结
当堂检测
学习目标
________________ Before it was invented, the ancient
Chinese carved characters on animal bones and stones. China was the first country in the world to make it. During the Western Han dynasty, it was made in some places in China, and was developed in the Eastern Han dynasty by Cai Lun. He made it with bark, ropes and rags.
Paper-making
新知学习
重点研讨
课堂小结
当堂检测
学习目标
___________ It was developed in the Song dynasty by Bi Sheng. He carved characters on pieces of clay or wood, and then brushed ink on them. After the characters were printed on paper, the pieces of clay or wood could be used again. Later this technology spread to Korea, Japan and Europe. It was the basic method used at that time.
Printing
新知学习
重点研讨
课堂小结
当堂检测
学习目标
新知学习
重点研讨
课堂小结
当堂检测
学习目标
1. How did the sailors find the right direction before the
compass was invented
Sailors had to depend on the star to find the right direction.
2. When was the method of making gunpowder brought to the
Arab world and Europe
In the 13th and 14th centuries.
3. What did Cai Lun use to make paper at that time
He used bark, ropes and rags.
4. What was the advantage of Bi Sheng’s printing technology
The pieces of clay or wood could be used again.
1b Read 1a and answer the questions.
新知学习
重点研讨
课堂小结
当堂检测
学习目标
5. Do you want to be an inventor How will you realize
your dream Share it with your classmates.
新知学习
重点研讨
课堂小结
当堂检测
学习目标
1. He was a great thinker (which/that/who) had many wise ideas about human nature and behavior.
2. He was also a famous philosopher (which/that/who/whose) wise sayings have influenced many people in different countries.
3. He was a Ming dynasty explorer (which/who/whom) we Chinese people are proud of.
Grammar
Attributive clauses (Ⅲ)
新知学习
重点研讨
课堂小结
当堂检测
学习目标
定语从句的总结：
一、that的用法: 若先行词指人或物则代替先行词在定语从
句中充当主语或宾语
二、which的用法: 若先行词指物则代替先行词在定语从句
中充当主语或宾语
三、who的用法: 若先行词指人则代替先行词在定语从句中
充当主语或宾语(如果前面带介词则必须用whom)
四、whom的用法: 若先行词指人则代替先行词在定语从句
中充当宾语(包括介词的宾语) ,与who的区别是如果前
面带介词则必须用whom
五、whose的用法：whose在句中做定语, 指物也可指人。
新知学习
重点研讨
课堂小结
当堂检测
学习目标
注意1： that/which在代物时常常可以通用,但有时只宜于用which ,不用that
1) 关系代词前有介词时。　
This is the hotel in which you will stay.
2) 如有两个定语从句,其中一句的关系代词是that,另一句宜于用which.
Let me show you the novel that I borrowed from the liberary which was newly open (新开放) to us.
　　
新知学习
重点研讨
课堂小结
当堂检测
学习目标
注意2：that/which在代物时常常可以通用,　但有时只宜于用that ,不用which.
1) 先行词是形容词最高级或者它的前面有形容词最高级时
English is the most difficult subject that you will learn during these years.
2) 先行词是序数词,或它的前面有一个序数词时
He is the last person that I want to see.
新知学习
重点研讨
课堂小结
当堂检测
学习目标
3) 主句中已有疑问词时 Which is the bike that you lost
4) 先行词既有人又有物时
　The bike and its rider that had run over (撞倒了) an old man were taken to the police station.
5) 先行词是all, much, little, something, everything, anything, nothing, none, the one等代词时
6) 先行词前面有only, any, few, little, no, all, one of, the same, the very等词修饰时
The only thing that we can do is to give you some money.
Li Ming is the only one that got full marks (满分) in our class.
新知学习
重点研讨
课堂小结
当堂检测
学习目标
7) 有两个定语从句,其中一个关系代词已用which,另外一个宜用that
Edison built up a factory(办了一个工厂) which produced things that had never been seen before.
Could you tell me more about him 你能告诉我更多关于他的情况吗？
It’s hard to believe! 真是让人难以相信! What a great explorer!
多么伟大的探险家啊!
Functions
新知学习
重点研讨
课堂小结
当堂检测
学习目标
Language points
新知学习
重点研讨
课堂小结
当堂检测
学习目标
1. Before it was invented, sailors had to depend on the star to find the right direction.
在它被发明之前，水手们必须依靠星星才能找到正确的方向。
depend on 依赖；相信
e.g. Children depend on their parents for food and clothing.
小孩依赖父母供给衣食。
新知学习
重点研讨
课堂小结
当堂检测
学习目标
2. At first, it was used for making fireworks.
起初，它被用来制作烟花。
be used for 用来做……
e.g. Some of the space will at first be used for storage.
一部分空间将首先用于贮藏。
新知学习
重点研讨
课堂小结
当堂检测
学习目标
3. He carved characters on pieces of clay or wood, and then brushed ink on them.
他在泥土或木头上刻字，然后在上面刷墨。
pieces of 碎片
e.g. She put the pieces of card in her pocket.
她把那些硬纸片放进了口袋。
新知学习
重点研讨
课堂小结
当堂检测
学习目标
关系代词引导的定语从句
谈论中国的四大发明
Unit 5 Topic 2
Section D
1. Many __________(发现) were made with the help of
compass.
2. The camera was one of the greatest _________ (发明) in the
19th century.
3. He would not have to go to sea again-as a_______( 水手) .
4. The merchants of ______( 阿拉伯的) are doing their things
all of the world.
5. Paper-making was developed in the _______(东) Han
Dynasty by Cai Lun.
新知学习
重点研讨
课堂小结
当堂检测
学习目标
一、根据句意及汉语提示完成句子。
discoveries
inventions
sailor
Arab
Eastern