人教版九年级全Unit 6 When was it invented？sectionB 3a-self check课件(共24张PPT)

(共24张PPT)
Unit 6
When was it invented
1. 成为奥运会的比赛项目
Review the expressions and sentences.
become an event at the Olympics
3. 阻止某人做某事
2. 把……分开
4. 钦佩；仰慕
divide …into…
stop sb. from doing sth.
look up to
5. 鼓励某人做某事
6. 实现他们的梦想
encourage sb. to do sth.
achieve their dreams
7. 人们相信历史上第一次篮球比赛是在1891年12月21日。_________________________________
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8. 他被要求想出一种能在冬季玩的比赛。
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It was believed that the first basketball game in history was played On December 21, 1891.
He was asked to think of a game that
could be played in the winter.
9. 他将班里的人分成两队并教给他们玩这个新游戏。
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_________________________________
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10. 同时他们需要阻止竞争队将球投入自
己的篮筐。
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He divided the men in his class into two teams and taught them to play his new game.
At the same time, they need to stop the competing team from getting the ball into their own basket.
11. NBA中外国球员数量有所增加，其中也包括中国球员。
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12. 很多年青人钦佩这些篮球英雄们，并想像他们一样。
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The number of foreign players, including Chinese players, in the NBA has increased.
Many young people look up to these basketball heroes and want to become like them.
Tell the development of the basketball.
Basketball was invented by a Canadian doctor named James Naismith.
When he was a collage teacher, he was asked to think of a game that could be played in winter.
He divided the men in his class into two teams and taught them to play his new game.
Players on the same team must work together to get the ball in the other team’s basket.
At the same time, they need to stop the competing team from getting the ball into their own basket.
Basketball is over 100 years old and is played by more than 100 million people in over 200 countries.
It is believed the first basketball game in history was played on December 21, 1891.
Then in 1936 in Berlin, it became an event at the Olympics.
Problem: ________________________
New invention: ____________________
What it is used for: _________________
3a
Think of something that you do not like to do. Then think of an invention that could help you. Make notes.
a special pen
quickly taking notes in class
taking notes in class
This special pen was invented by Liu Jie. It has three colors and is used for ….
Imagine you are a business person. Write a description of your new invention. Try to sell the invention to the class.
3b
常用句型：
1. I think … is a very useful invention.
我认为……是一项很有用的发明。
2. … was invented by …
……是由…… (某人)发明的
3. … was invented in …
……是在…… (某时间)发明的
4. It was used for … 它被用来……
5. … is made of ………
是由……(材料)制成的
One possible version:
This special pen was invented by Liu Jie. It has three colors and is used for taking notes quickly in class. It was invented in 2012. It is made of plastic and steel. It can remember what the teacher said. It can also help write down the main points. I think it’s a useful invention.
It is often difficult to decide on the inventor of certain inventions. This is because sometimes a few people may ______ things which are _______ the same. It’s hard to tell who came up with the idea first.
invent, doubt, mention, nearly, website, all of sudden
1. Complete the passage with the correct forms of the words in the box.
invent
nearly
Some inventions can also lead to other inventions _____________. So some people _____ whether the inventor came up with the idea himself or herself. They think that the inventor used someone else’s idea to create his or her invention. That is why books or _______ usually _______ more than one inventor when giving information about inventions.
all of a sudden
doubt
websites
mention
1. Someone stole my watch.
_________________________________
2. They used five eggs to make this big cake.
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3. When did they invent the personal computer
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My watch was stolen (by someone).
When was the personal computer invented
Five eggs were used to make this big cake.
2. Rewrite these sentences using the
passive voice.
4. They asked us not to run in the hallway.
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5. Someone took the video back to the store.
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The video was taken back to the store (by someone).
We were asked not to run in the hallway (by them).
Invention: _________________________
When: _________________________
Who: _________________________
Purpose: _________________________
in 2013
umbrella with a light
Li Meng
3. Find out information about an invention you would like to know more about and write sentences below.
seeing in the rain in the dark
1. During the afternoon, there was a _______ (suddenly) heavy fall of snow.
2. I think the telephone _____________ (invent) before the car.
3. The __________ (Canada) song Alouette(百灵鸟) is a fun song about a bird.
一、 用所给单词的适当形式填空。
sudden
was invented
Canadian
4. They ____________ (invite) to take part in the May Day celebrations in Beijing.
5. The ___________ (popular) of private cars is changing the people’s life style.
6. When the bill ____________ (bring) to him, he was such surprised.
were invited
popularity
was brought
7. They gave their lives for their country and were honored as ________ (hero).
8. We ___________ (divide) into eight groups by our teacher last week.
heroes
were divided
1. 试着向你的朋友用英语讲述篮球的发展过程。
2. 用下列词汇造句子。
look up to, by mistake, daily activities, It is said, all of a sudden, fall into, at the Olympics