Unit 18 Stone Age Bronze Age Information Age
Unit 18
Stone Age Bronze Age Information Age Iron Age
typewriter video game player
drawing board projector
sending e-mails shopping
listening to music watching movies
sending Emails a TV set a telephone a radio a library reading news
What does we use cellphones for? watching videos taking photos
finding destinations watch/calendar/alarm clock
MP 3 sending messages
Scanning 1. What is the “information age”? 2. How can we describe the inventions, For example the computer? 3. In the information age, what is the true challenge for us?
1. What is the “information age”? A time of new discoveries and great changes 2. How can we describe the inventions, For example the computer? Metaphor words such as” memory”, “store “and “cut and paste” 3. In the information age, what is the true challenge for us?
1. Think of more metaphor words we use to talk about computers and Internet. Words like: copy, file, delete, lock enter, return, store. 2. what does the writer think about of using the scientific metaphors? Make it easier for us to understand use a new tool Make it more difficult for us to use the new invention in the best way
Language points 1. It is certainly true that… We are said to be living in the “Information Age” a time of new discoveries and great changes … (同位语)
It is certainly true that…it是形式主语。 相似的还有： It is possible that… It is known that… It is likely that… It is strange/natural/true/wonderful that…
sb. said to do sth. / be said to be doing/ to have done sth. e. g. He is said to be a good basketball player when he was young. It is said that he is a good basketball player when he was young.
相似的还有： It is reported / decided / announced / proved / supposed / guessed / thought that… 2. …Has our life changed that much? . . . that: so “那么”，在口语中程度副词可以 由so, very来代替。
e. g. I can’t walk that far. Why do you keep me waiting that long? There about 2, 000 people present at the meeting in the hall. I didn’t expect it to be that full.
3. …A computer’s “memory" is similar to human memory, but it is also very different. be similar to “与……相似” e. g. His new bike is similar to mine.
4. . After all, what makes a new invention such a wonderful thing is that it allows us to do something we could not do before. allow +名/doing I will never allow such behavior. 我决不允许这样的行为。
Smoking is not allowed here. 此地禁止吸烟。 allow + sb. + to do Are we allowed to play football here? 我们可以在这里踢足球吗?
5. Now that we are developing new technology at such a high pace, the … now that 既然：since…(since that…) e. g. Now that you have grown up, you must stop this childish behavior.
Writing
an electric calculating machine
desktop computer laptop computer modern computer palmtop computer
Choose one of the questions below and write a brief essay. 1. What will computer look like in the future? How will we use them? 2. Imagine that you had to describe a computer to someone who lived in nineteenth century. How would you explain it? What would you compare it to?
Writing tips Before we start writing, we should list ideas and information and think about the organization of our articles. Step 1. Computer is part of our life Step 2. The development of computer Step 3. The way we use computers will change
A sample Have you ever seen a computer? Let me tell you something about it. A computer is an electric calculating machine that can store and recall information and make calculations at a very high speed. It is a wonderful machine and can do most of the things
people can do, but it work millions of times faster. The first large, modern computer was built in 1946, and people needed a large house to put it in. In the last few years there have been great changes in computers. Today they can be used in many fields.
People even use it to pay bills or order what they want. It is said that in the future computers would arrange everything for people, and do almost all kinds of work. That would be a real computer society.
Reading on P 133 Listen to the tape, then read the passage carefully and fill in the chart. Ex. 1 Complete the chart below with information from the text.
Invention Invisible paint _____ Tiny robot Possible uses 1. _________ Interesting clothes. 2. Help ___________ doctors see through _________ the skin/hide things. ___________ Help doctors operate on ___________ people in a safer and less ______ painful way.
Ex. 2 The text mentions several other ideas for new inventions. Work in pairs and try to imagine ways in which the new inventions could be used.
Invention Possible uses Device that lets us send information to the brain Learn English. Remember phone numbers. Device that makes Cheap and clean energy from empty energy. Use on spaceships. space
Homework Writing a Travel Diary. Outline Destination Climate Description Impression Feeling Finish the writing. Review the new words and expressions.
- Slides: 36
