人教版英语九年级全一册 Unit 6 When was it invented?Section B (3a-self check) 导学案（含答案）

人教版英语九年级全册第六单元Section B (3a-self check)导学案
Unit 6 When was it invented Section B (3a-self check)
预习目标：
写作训练——描述一项为生活带来便利的发明。
复习巩固本单元所学的短语、一般过去时的被动语态等知识点。
预习导学：温故知新——根据课本内容及提示填空。
Do You Know When Basketball 1.__________ (invent)
Basketball is a much-loved and active sport that 2.____________ (enjoy) by many for fun and exercise. It is over 100 years old and is played by more than 100 3._______ (million) people in over 200 countries. 4._________________ （人们相信）the first basketball game in history was played on December 21, 1891. Then in 1936 in Berlin, it became one of the 5.___________ at the Olympics.
Basketball was invented by a 6.___________ (Canada) doctor named James Naismith, who was born in 1861. When he was a college teacher, he 7._______ (ask) to think of a game that could be played in the winter. Dr. Naismith created a game to be played inside on a hard floor. Dr. Naismith 8._________ (divide) 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 9.________ (get) the ball into their own basket.
Today, the 10.___________ (popular) of basketball has risen around the world, with many young people dreaming of becoming famous players. In China, you can sometimes see people 11.________ (play) basketball in parks, schools and even factories. Basketball has not only become a popular sport to play, but it has also become a popular sport to watch. Although America’s NBA games are the most famous, the CBA games are becoming more popular in China. The number of foreign players, including Chinese players, in the NBA has increased. There are also more and more 12.________ (foreigner) players in the CBA. Many young people look up to these basketball heroes and want to become like them. These stars encourage young people 13._________ hard to achieve their dreams
参考答案：1.was invented 2.is enjoyed 3.million 4.It is believed that 5.events
Canadian 7. was asked 8.divided 9.getting 10.popularity 11.playing
foreign 13.to work
3a Think of something that you do not like to do. Then think of an invention that could help you. Make notes.
Problem: ________________________
New invention: ____________________
What it is used for: ___________________
Problem:quickly taking notes in class New invention:a special pen
What it is used for:a special pen
3b Imagine you are a business person. Write a description of your new invention. Try to sell the invention to the class.
This special pen was invented by Liu Jie. It has three colors and is used for …
解题思路：
本单元的话题是“发明”，谈论了一些发明的历史。在写作方面，要求学生能写出一段有关介绍某项发明的文章。在介绍某项发明时，应该介绍该项发明的发明时间、构成材料、用途等。写作过程中注意人称（第三人称）、时态（一般现在时、一般过去时）、语态（主动语态、被动语态）
写作中会用到的常见句型：
1. I think … is a very useful\helpful\great invention. 我认为……是一项很有用的\有帮助的\极好的发明。
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
示例范文：
Look at his special pen.It was invented by Tom. 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. It’s good for your study. I think it’s a useful invention.
Self check
1 Complete the passage with the correct forms of the words in the box.
invent doubt mention website all of a sudden
It is often difficult to decide on the inventor of certain inventions. This is because sometimes a few people may 1.______ things which are nearly the same. It’s hard to tell who came up with the idea first. Some inventions can also lead to other inventions 2.__________. So some people 3.___________ 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 4._________ usually 5. __________ more than one inventor when giving information about inventions.
参考答案：1.invent 2.all of a sudden 3.doubt 4.websites 5.mention
2 Rewrite these sentences using the passive voice.
1. Someone stole my watch. ___________________________________________
2. They used five eggs to make this big cake. _________________________________________
3. When did they invent the personal computer _______________________________________
4. They asked us not to run in the hallway._____________________________________________
5. Someone took the video back to the store. __________________________________________
参考答案：
1.My watch was stolen (by someone).
2.My watch was stolen (by someone).
3.When was the personal computer invented
4.We were asked not to run in the hallway (by them).
5.The video was taken back to the store (by someone).
3 Find out information about an invention you would like to know more about and write sentences below.
Invention: _________________________
When: _________________________
Who: _________________________
Purpose: ____________________________
Invention: A special school bag When: In 2020
Who : Alice Purpose : Carry the books and you to school
Nowadays , children have problems carrying their schoolbags because there are more and more books for them carrying. So a special schoolbag should be invented.And Alice made it come true. In 2020 , a special schoolbag was invented by her. It was made of cloth , steel and wood. And it is used for carrying books and you to school . So you needn’t walk to school , and it is convenient.
练习题：用所给词的正确形式填空。
1. While they were walking home , the heavy rain came all of a ______ (suddenly) .
2. I think the special pen that___________ (invent) by Bob changed our life.
3. The _______ (Canada) doctor offered much help to Chinese.
4. The teacher encouraged the students ___________ (take) part in the activities more.
5. The _________ (popular) of private cars is changing the people’s life style.
6. When the bill ___________ (bring) to him, he was so surprised.
7. The number of students in my class ______ (be) 45.
8. A number of people _______ (go) to San Ya for vacation.
9. There are so many _________ (hero) in the history.
参考答案：1.sudden 2.was invented 3.Canadian 4.to take 5.popularity 6.was brought 7.is 8.go 9.heroes
同学们，以上就是人教版英语九年全册第六单元Unit 6 When was it invented Section B (3a-self check)导学案，希望你们认真对待。
英语的学习，不是一天两天的事情，需要长期的坚持，只要功夫深，铁杵磨成针！只要下定决心，一定可以排除万难，加油，同学们！