课件18张PPT。Unit 4 Computers
Reading
Oxford English 9AModule 2 Computers vs humans翻译:?
1?______adj.极小的??????2?_______?n.计算???????
3_______n..忽略的????? 4_______n.速度????????
5??______?v.?操作???? ??6.?_______?n.?铁路系统?
7.?depend?on?______???8.?in?addition?_______????????
9.?happen?to...?_______?
10.?be?unaware?of?_______????
11.?at?a?faster?speed?_______?.It’s about the __________ of computers in different times.sizesSmaller and better
In the 1940s, the first computers were bigger than cars. Now computers are becoming smaller and better.
Some computers are tiny. You may be unaware of them. There is probably one inside your TV or washing machine. You depend on computers more than you realize.What can we do with computers?
We can use computers to calculate.
They can calculate at a faster speed
than we can and almost never give
wrong answers. We can also type and
draw things with them. In addition,
computers can do important jobs like
operating railways and flying planes
and spaceships..It’s about the __________ of computers in daily life.usesIs a computer cleverer than me?
The answer is “No”. Your brain can produce new
ideas but computers cannot. However, one day
computers may be able to do a better job than
human beings. For example, they may be better
than doctors at doing their job.
What will happen to us if computers can do all our
jobs? Will we have nothing to do? Computers may change our lives, but will they make them better?The ___________ between human beings and computers in the future.relationship??Read?the?passage?Computer?facts?and?do?the?
exercises.?(To?or?F)?
1.?There?may?be?one?computer?inside?your?TV.?
2.?In?fact,?we?depend?on?computers?more?than?we?
realize.?
3.?Computers?can?fly?planes?and?spaceships.?
4.?Computers?can?produce?new?ideas.?
5.?Computers?are?changing?our?lives?now.??Read?the?passage?again?and?answer?the?following?
questions:?
1.?When?are?the?first?computers?bigger?than?cars???
2.?Why?don’t?people?notice?(注意到)?sometimes????
3.?We?use?computers?to?do?many?things.?Give?examples.??
4.?Can?we?use?computers?to?draw?things????
5.?Are?computers?cleverer?than?man?(人类)???
6.?Will?people?have?nothing?to?do?if??computers?can?
do?all?our?jobs?????? You may also have one in your watch or MP3 player. Put the following sentences in the right places of the article.They are super calculators.They may also be good teachers.Key?points of?the?passage?
key points of the phrases??be?unaware?of...?忽略,没有意识到??: Some?computers?are?tiny.?You?may?be?unaware?
of?them.??
??depend?on...?依赖,依靠??:You?depend?on?computers?more?than?you?realize.??key points of the phrases??In?addition??另外,除此以外??:I?like?music.?In?addition,?I?like?reading.??
??at?a?...?speed?以???速度???:They?can?calculate?at?a?faster?speed.??。key points of the phrases??happen?to?...?发生到?……上?:What?will?happen?to?us?if?computers?can?do?
all?our?jobs???
???change?one’s?lives??改变某人的生活:?
Computers?may?change?our?lives.??Homework:1.?Read?the?passage?fluently.?
2.??Copy?the?key?words,phrases?and?sentences。??
3.??Draw?a?spider gram?about?the?reading?passage?.?
4.??Finish?the?article?about?computers?for?our?
school?magazine.Thanks for your listening!