Section B 3 aSelf Check 1 Tom broke

Section B 3 a-Self Check

► 1. Tom broke the window. The window was broken by Tom. ► 2. He broke the windows. The windows were broken by him. be要随着主语变 逻辑主语by来引

Ø Warming up Inventions are everywhere in our life

3 a Think of something that you do not like to do. Then think of an invention that could help you. Make notes. quickly taking notes in class • Problem: _____________ a special pen • New invention: _________ notes quickly • What it is used for: taking _________

3 b 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…

Sample writing This special pen was invented by Liu Jie. It has three colors and is used for taking notes quickly. It is very useful if you have a lot to write down. The pen comes with a microchip that can store a list of common words that you will use. You can program the words you will use often into the microchip’s

memory, then assign a short form to each word. When you are writing, you just need to write the short forms with the pen, press a button on the pen and the short forms will change into the actual words. The microchip can contain up to 50 words and you can make changes to the list of words whenever you need to.

Color changing cup As you pour in your hot drink, the color changes.

Smart and creative inventions You can never chop your fingers off anymore.

Smart and creative inventions It’s then safe for young children to eat them.

scooter carriage (滑板婴儿车) 2007年， Valentin Vodev (奥地 利)

【参考范文】 Computers are becoming more and more important in our daily life. Do you know when the computer was invented ? The computer was invented in 1946. At that time , it was huge. With the development of science and technology, the computer has grown smaller. Now there are many kinds of computers, such as personal computers and laptops. The computer is a very useful tool in our life.

For example , it can send some messages to foreign friends by e-mail. What’s more , it can share information with others through the World Wide Web. We can also listen to music or play the game on computers. It makes us relax. It’s hard to imagine what our life would be like without computers. I think computers will be more convenient and they are going to change our life completely in the near future.

Self check 1. Complete the passage with the correct form 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 invent 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 all of a sudden So some people _____ doubt whether the _______. inventor came up with the idea himself or herself. They think that the inventor used someone else’s idea to create websites usually his or her invention. That is why books or ____ mention _____ more than one inventor when giving information about inventions.

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.

Check answers 1. Someone stole my watch. My watch was stolen (by someone). 2. They used five eggs to make this big cake. Five eggs were used to make this big cake. 3. When did they invent the personal computer? When was the personal computer invented? 4. They asked us not to run in the hallway. We were asked not to run in the hallway. 5. Someone took the video back to the store. 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:

Ⅰ. 填空。 Exercises was made (make) in China in 105 AD. 1. The first paper _____ was limited 2. For over 500 years the art of making paper _____ (limit) to China. 3. In 610, papermaking _______ was introduced (introduce) into Japan. were known (know) in China about 3, 000 years ago. 4. Kites ______

were invented (invent) in the Han 5. Wheelbarrows ______ Dynasty. was discovered (discover) by the 6. Gunpowder ________ Chinese hundreds of years ago. was developed (develop) in England in the 12 th 7. Soccer _______ century.

II. 按要求改写下列各句。 1. We planted these trees in 1997. (改成被动语态) __________________ These trees were planted (by us) in 1997. 2. He made a cake yesterday. (改成被动语态) A cake was made by him yesterday. __________________

3. The teacher gave the students some advice. (改成被动语态) Some advice was given to the students by the teacher. __________________________ 4. He was seen to read a book in his room. (用I作主语, 改为主 动语态) I saw him read a book in his room. __________________________ 5. She was helped by all the people. (改成一般疑问句) Was she helped by all the people? ________________________

Ⅲ. 完成句子。 1. 在 200多个国家中，超过一亿人打(篮球)，包括中国。 is It played by _______ more _______ than 100 million _______ people in over 200 countries including China. 2. 篮球是由加拿大一位叫詹姆斯·奈史密斯的博士发明的。 was _____ invented by a Canadian doctor Basketball _______ named James Naismith.

3. 人们认为，历史上的首次篮球赛是在 1891年 12月21日 举 行的。 believed that on December 21 st, 1891, the It is _______ first basketball game in history was played. 4. 从那时起，篮球在世界各地的普及程度得到提升。 risen has _______ Since then, the popularity of basketball _______ worldwide.

Ⅳ. 用所给词的适当形式填空。 1. Now computers are widely used in our daily ______ (day) lives. hearing (hear) from her often. 2. He mentioned _____ salty (salt) because my mother put 3. The soup is very _______ salt (salt) on it. lots of _____ popularity ( popular ) of basketball has 4. Since then, the ______ risen quickly. nearly 5. I have worked here for _______(near) two years.

Ø 中考链接 — Look, what an old bridge! It looks so special! — Yeah, it ______ nearly 500 years ago. B A. was building B. was built C. has built 将近 500年前修建的，用一般过去 时的被动语态。

Homework ü Write an article about your favourite invention. ü Do some exercises about passive voice. ü Prepare for a test.