九年级英语 Chapter 2 Computer Reading 2知识精讲 牛津上海版

【本讲教育信息】
一. 教学内容：
Chapter 2 Computer Reading 2
（一）课文语言知识讲解
（二）课后练习题答案
二. 本周知识总结与归纳：
（一）课文语言知识讲解
1. be unaware of没注意到
be aware of 注意到
There may also be tiny, hidden computers in your home that you are unaware of.
＝There may also be tiny hidden computers in your home that you don’t know about.
2. depend on 依靠，依赖
So maybe you depend on computers more than you realize.
＝So maybe you need/relay on computers more than you realize.
3. common knowledge 众所周知的事情
It’s common knowledge that computers are super calculators.
＝It’s something known by everyone that computers are super calculators.
4. calculator n.计算器calculate v.计算calculation n.计算
Computers are super __________. They can __________ very fast and they can do the __________ accurately.
5. rarely/seldom很少（在句中表示否定）
Computers rarely give wrong answers.
6. for the time being 目前
The answer to the question is, for the time being, “No.”
＝At present, the answer to the question is “No.”
7. be better than… at (doing) something
Computers may be better than doctors, judges and teachers at doing their jobs.
8. raise questions 引起注意，提出问题
If it is true, it raises interesting questions.
＝If this is true, it brings interesting questions to our attention.
9. essential adj.非常重要的，必要的＝very important and necessary
The program is written by a human being, and it is essential that the human does not make a mistake.
10. listen to sb. speaking 听演说
You can use your computer to read about a famous person in history, and listen to him speaking.
（二）课后练习题答案
P20 Find the meaning
C1
C2
D Read and think
【模拟试题】（答题时间：30分钟）
一、完形填空
The computer is fast, and never makes a mistake, while people are too slow and full of mistakes sometimes. That’s what people often say when 1 talk about computers. For over a quarter of a century, scientists have been 2 better and better computers. Now computers can 3 a lot of everyday jobs wonderfully. It is widely used in factories, hospitals, post offices and airports. A computer can report, decide and control in almost 4 field. Many
computer scientists are thinking of making the computer “think” like a man. With the help of a person, a computer can 5 pictures, write music, talk with people, play chess, recognize voices, translate languages and so on. Perhaps computers will 6 really think and feel. Do you think the people will be afraid 7 they find that the computer is too clever to listen to and serve the people? No, people will make 8 use of the computers in the future. Man is 9 the master of the computer. The computer works only 10 the help of man. It cannot take the place of man.
（）1. A. you B. they C. we D. people
（）2. A. loving B. taking C. making D. thinking
（）3. A. have B. get C. do D. offer
（）4. A. either B. all C. both D. every
（）5. A. draw B. look at C. take D. put
（）6. A. one day B. a day C. any day D. the other day
（）7. A. when B. that C. how D. where
（）8. A. bigger B. better C. wiser D. quicker
（）9. A. seldom B. never C. always D. sometimes
（）10. A. with B. under C. by D. for
二、同义句互换
1. This animal is more like a dog than a monkey.
This animal is like a dog a monkey.
2. Turn right, and you will find the History Museum.
______ you _______ turn right, you won’t find the History Museum.
3. Jack was careless, so he made a few mistakes in his English exercises.
Jack was______ careless _______he made a few mistakes in his English exercises.
4. You needn’t come here early tomorrow morning.
You _______ _________ to come here early tomorrow morning.
5. Tom spends half an hour walking to school every day.
It’s about 30 ________ ________ to school ________ Tom’s home every day.
6. To travel on foot is the cheapest way.
To travel on foot is the ________ expensive way.
7. Tom is so weak, he can’t move the heavy box.
Tom can’t move the heavy box______ he is not _______ enough.
三、完成对话
A: Hello! May I speak to Mr Smith？
B: I’m sorry. （1）____. I think he’ll be back in an hour. （2）____.
A: That’s very kind of you. I’d like him to come to my birthday party. （3）____. B: OK. （4）____! I’ll go and got a pen and a piece of paper. OK. （5）____. A: 5697846. My name is Liu Wei.
B: All right. （6）____.
【试题答案】
一、完形填空
1~5: BCCDA 6~10: AABCA
二、同义句互换
1. rather than
2. If don’t
3. so that
4. don’t have/need
5. minutes’ walk from
6. least
7. because strong
三、完成对话
DAGFBE。