1. 3 Computers Unit Module 2 Science and technology Oxford English
Class begins. Good morning, class. Today we are going to learn about Unit 3 computers.

2. Where can you find computers? How many kinds of them can you name?
A tablet
(An iPad)
A desktop
A laptop
So, please think about this question: where can you find computer? How many kinds of them can you name? Ok, the first one is a desktop, what about the second one, yes, a laptop. This is the third one. What is it? Yes, a tablet. For example, an Ipad. What about this one? An iphone, a smartphone. Yes, a robot. You can find a computer inside a robot, right？ This robot is named Sophia.
A smartphone
(An iPhone)
A robot
(Sophia)

3. Reading Computer facts
Sophia:
created in 2015
became a citizen(公民) of Saudi Arabia(沙特阿拉伯) in 2017
video
Reading
Sophia is a kind of computer. She is created in 2015 and then became a citizen of Saudi ['saʊdɪ] Arabia[əˈreibjə] in Now, let’s watch a video about this amazing robot.
So do you think Sophia. Yes. She is so smart because of the computer in the head. Right? So computers are very powerful. So do you think computers can make lives better? To answer this question, we need to know more about computers. So, now let’s go on to read the article: computer facts.
Computer facts

4. B Before you read
Look at the pictures, the title and the sub-headings of the article on page 35.Then tick(√) the facts that the article probably talks about. √
1. Computers are getting smaller and better.
2. Computers can do important jobs like flying planes.
3. Computers may work as doctors.
4. Computers are expensive. √ √ X
So now, please turn to page 35. Look at the pictures, the title and the sub-heading of the article. Then tick the facts the article probably talks about. Look at the first statement. Do you think the article will take about it ？Yes, why? Because of the first sub-heading is “smaller and better”. What about the second one, will the text talk about it? Yes. How do you know? Because of the second sub-heading, right. The third statement? Yes. How do you know? Because of the picture. And the last one: no. So, here is a reading tip for you.
Reading tip 1: get basic information from the pictures, title and sub-headings.

5. How many parts is the text divided into? 3 parts. 3 sub-headings.
Fast reading
How many parts is the text divided into?
3 parts.
3 sub-headings.
What is the use of a sub-heading?
A sub-heading usually tells the readers the topic of the paragraph below it. (Reading tip 2)
So, now let’s read the text. How many parts are the text divided into? 3 parts. How do you know？ Because there are three subheading. So here is another reading tip for you: What is the use of a sub-heading? A sub-heading usually tells us the topic of the paragraph below it.

6. Fast reading
Read the text quickly and complete the outline. Pay attention to sub-headings and fill in the blanks with one word only.
sizes
The ______ of computers in different times
Part 1
uses
The ____of computers in daily life
Computer facts
Part 2
This exercise is in your handout, can you find it? Good. Can you fill in the blank. Any different ideas? Ok. The first computers were very big. And now computers are smaller. So what does it talk about？ Type of computers or size of computers? Very good. Part 2： how to fill in the blank. Pay attention to the sub-heading. “What can we do with computers”. We use computers to talk about a lot of things. So this part is about the uses of computers. Part 3: Yes, the relationship.(要去巡视，问学生知不知道。。)
relationship
The __________ between human beings and computers in the future
Part 3

7. Part 1: Smaller and better
Detailed reading
I. Read the first part of the article and complete the table below.
Part 1: Smaller and better
The first computers in the 1940s
cars
Computers nowadays
Becoming
Example
Conclusion
bigger than
smaller and better
There is probably a
inside
tiny computer
your TV or washing
machine.
Now, please read the first carefully.
tiny: very small
You more than you realize.
depend on computers
depend on：rely on依靠

8. At a speed. faster 1. calculate Never give . wrong answers 2. type
Detailed reading
II. Read the second part of the article and complete the table below.
Part 2: What can we do with computers?
At a speed.
faster 1.
calculate
Never give
wrong answers
calculate: v.计算
operate: v. to use or control a machine操作，控制
2. type
and draw things
Now, please read the second part and then complete the table below.
railways
Operating
3. do
important jobs
machines
Flying

9. Part 3: Is a computer cleverer than me?
Detailed reading
III. Read the third part of the article and answer some questions.
Part 3: Is a computer cleverer than me?
1. Is a computer cleverer than you? Why?
No, it isn’t. Because the human brain can produce new ideas but computers cannot.
2. What problem will we probably face if computers
can do all our jobs?
We may have nothing to do.

10. Read the text together (8 points in exams).
Read aloud and summary
Read the text together (8 points in exams).
Read loudly
Slowly
Correctly
After reading the text carefully, I believe you are very familiar with the text now. So it’s time to read the text aloud. We all know that reading the text accounts for 8 points in your exam. It’s very important. You have to read the text loudly, slowly, correctly and with feelings. Can you do it? Let’s try. Comput111er facts. One, two, begin.
With feelings

11. smaller and better Calculate Type and draw things Do important jobs
Read aloud and summary
summarize the facts about computers.
smaller and better
Computers are becoming
Computers have many uses. We can use computers to:
Calculate .
Type and draw things .
Do important jobs .
Let’s summarize the facts about computer together. Well done! So, now let’s go back to the question: will computers make our lives better.
cleverer
Computers are not than human beings.
But they may be able to do than human.
better jobs
Go back to the question: Will computers make our lives better?
Computers are not than human beings.
But they may be able to do than human.

12. Post-reading: discussion and free debate(自由辩论)
Topic: Will computers make our lives better?
Pro(正): Computers will make our lives better.[group1-3]
Con(反): Computers will not make our lives better.[group4-6]
Step 1: Discussion
Find support from the article
2 speakers from each group, write down some points(观点)
Step 2: Free debate
Take turns to speak(轮流).
Each side talks about only 1 point(观点) each time. (1m’).
Defend(反驳) or give a new point.
Every group must give your point.
Let’s have a free debate now. The topic is “will computer make our lives better”. Group 1-3: you are the pro side, you believe computers will make our lives better. Group 4-6: you are the con side, you believe computer will not make our lives better. Step 1: discuss with your partner. Find some support from the article 。Choose two speakers from each group, write down key words. Step 2: Have a free debate. Two Take turns to speak(轮流).
Each side talks about only 1 point(观点) each time. (1m’).
Defend(反驳) or give a new point.
Every group must give your point.

13. Post: free debate Useful expressions: 开场白：
Our side believes computers will(not) make our lives better for the following reasons. First… Secondly…
支撑自己的观点：
Our point is that….(我们的观点是)
Another point is that….(另一个观点是)
3. 反驳对方观点：
I disagree with you.
I can’t accept your idea.
And here are some useful expressions for you. Now you may begin your discussion. Pro side: key words. Con side: key words. Now, time’s up. Let’s make a summary. As we all know, every coin has two sides. Computers have a lot of advantages but it can also do harm to us. So it depends on ourselves to make good use of computer. Do you agree? All of you have done a great job today. Please all clap for yourself, thank you very much.

14. Thank you