L1.1

school?
They will be ( be ) able to know how to use the _____
computer soon. has been She _____ ( be ) able to dress herself since last year.
4. be able to / can
UNIT ONE Modern Technology 1 Computers
get familiar with (渐渐)熟悉
main 主要的
electronic 电子器件
main unit (计算机的)主机
monitor(计算机的)显示器
mouse (计算机的)鼠标 keyboard (计算机、打字机、钢琴等的)键盘
e.g. We can use a microwave oven for cooking.
= to cook.
5. send e-mail 发电子邮件 e-mail (不)可数 e.g. I sent an e-mail to Jane yesterday. I often send e-mail to my friends.
4. book 预定 ( vt. ) e.g. I’d like to book two seats to London. 两张去伦敦的飞机票 5. enable 使能够 ( vt. ) e.g. The Internet enables us to get more information.
6. What can you do with / on…?
Grammar:
1. be able to 能 + 动词原形
e.g. Jack is able to speak Chinese fluently.
2. 时态:一般现在/过去/将来/完成时
3. 否定句: be + not able to / won’t be able to
疑问句: Be…able to…? / Will… be able to…? e.g. _____ ( be ) you able to surf the Internet at primary Were
否定句: oughtn’t to = ought not to
e.g. We ought to obey school rules.
You oughtn’t to play computer games for hours.
2. get familiar with (渐渐)熟悉
be familiar with 对…..熟悉 e.g. Word-processing is easy to learn. You’ll get familiar with it soon. Our teacher is familiar with computer programming.
3. Do you mean…? 要求对方进一步澄清说过的话?
e.g. A: Robots have got computers to control them.
B: Do you mean they can work by themselves?
4. use… for doing… = use… to do … 用……来做……
2. control 控制 ( vt. / n. )
e.g. Now we can use the computer to control the public
transport.
He got very angry and lost control of h命令 --- vt. / 命令; (点菜的)份 --- n.
The Advantages and the Disadvantages of the Internet
The Internet has many advantages. First, it can help us find a lot of useful information for our school projects. Second, it can broaden our minds and enrich our knowledge. Besides, it can help us make friends with Netpals and keep in touch with friends all over the world.
3) *** 成功做了某事 : was / were able to = managed to, 不能用could e.g. The thief was able to ( = managed to ) run away before the police arrived.
Text
1. ought to 应该 = should
用…../ 在…..上你可以做些什么?
e.g. A: What can you do with a microwave oven?
B: A lot. I can steam fish, warm rice and cook other food.
7. What’s the use of…? ….. 有什么用?
1) 表示能力: be able to = can
e.g. She could read and write when she was only five.
= was able to
2) 表示许可/请求: can = may
e.g. Can ( = May ) I ask you a question?
Answer the following questions:
1. What does the monitor do? It shows ________________________. words, pictures and so on 2. What can we do with the mouse? We can use it to _______________________________. control the computer.
We can do word processing and surf the Internet on 进行文字处理 the computer. be able to 能 ought to 应当
Key words and expressions:
1. type in 打字输入
e.g. You need to type in the information about yourself.
Answer the following questions:
1. What’s the use of the monitor? It shows words and pictures. 2. What can you do with the keyboard? We use it to type in information. (用键盘)输入 3. What’s the use of the mouse? It helps to control the computer. 控制 4. What can you do with the computer?
3. What’s the use of the keyboard? typing in information We use it for __________________________________. 4. What can we do on the computer?
word processing, surf the Internet, send We can do ___________________________________.email, listen to music and watch videos.
However, the Internet also has some disadvantages. First, the students may waste a lot of time online. Second, they may spend too much time chatting with their Net-pals or playing online games and pay less attention to their lessons. Finally, they may even visit bad websites and make friends with bad people.
e.g. Let’s order some fish and chips.
Tom has ordered a table in the restaurant.
The officer ordered an attack. 军官下令进攻。
Soldiers must obey orders.
I’d like a large order.
e.g. A: What’s the use of this robot?
B: We can use it to clean our rooms. 8. make sb. / sth. + adj. 使得某人 / 某物变得….. e.g. Can you make your bedroom clean yourself?