一轮复习精品课件module 2 unit 3 computers

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名称 一轮复习精品课件module 2 unit 3 computers
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资源类型 教案
版本资源 人教版(新课程标准)
科目 英语
更新时间 2010-07-16 14:20:00

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课件19张PPT。必修2
Unit 3 Computers
课前10分钟
概括大意
There are large sudden pollution increases during rush hours.Pollution levels fall during nighttime.The time of year also makes a big difference.Pollution levels tend to be at their lowest during spring and autumn when winds are freshest.Extreme cold or hot weather has a trapping effect and tends to cause a build-up of pollutants.
此段落大意是:When pollution levels rise and fall? 漫画欣赏
画面描述
  A young man is running toward the end of a race,sweating all over.The end line leaves a deep impression on us,for it is both “finish line” and “starting line” if we look at it from a different angle.
寓意理解
  Achievement calls for celebration.But life is just like an endless race.An ambitious person will well realize that his success is the starting point for a new race.
你能否对此加以扩展,写一篇120词左右的小短文?Ⅰ.词义辨析
1.The development of the information B is making the
world become smaller.                            
A.operator B.technology
C.signal D.intelligence
2.As we all know,the industrial A took place in England
first.
A.revolution B.dynasty
C.gymnastics D.character
3.Jack equals his brother in strength but not in D .He is
slower in thinking.
A.rocket B.appearance
C.tube D.intelligence课堂双基回归4.Marilyn’s dream of being a film star became a B ,which
delighted her parents very much.
A.signal B.reality C.glory D.goal
5.He chose Italy,but A I’d prefer to go to Spain.
A.personally B.logically
C.swiftly D.regularly
6.Add these numbers together with a calculator and then give me
the C .
A.host B.coach C.total D.finance
7.You have got to fill in this B form before we arrange for a
job interview.
A.reality B.application C.reception D.expression8.Practising Chinese kung fu can not only build up one’s
strength,but also develop one’s B .
A.finance B.character
C.altitude D.principle
9.As we sped down the highway,the lights of the city C
before us.
A.explored B.solved
C.arose D.charged
10.We should not judge a person by his D and the clothes
he wears.
A.stage B.quality
C.pace D.appearanceⅡ.短语填空
as a result;in a way;deal with;watch over;work as;go by;
as well as;get together;make up;after all
1. In a way,elementary schooling is more important than
secondary schooling.
2.She made up some excuse about her daughter being sick.
3.They use specially trained dogs to watch over their sheep at night.
4.As far as I’m concerned,things will get easier as time goes by .
5.I think we should work out a plan to deal with this situation.
6.Christmas is a special holiday when the whole family are supposed
to get together.7.I hear you’re looking for a student to work as a volunteer,
aren’t you?
8.Don’t blame him for breaking that vase;after all he is a child.
9.There is a dramatic drop in sales. As a result,profits have greatly
declined.
10.As grown-ups,they should learn to take responsibilities
as well as share rights in life.
Ⅲ.完成句子
1.And my memory became so large that I couldn’t believe it
(如此之大,连我自己都不能相信).(so)
2.Personally,I think the team who won first place
(获得第一名的) cheated.(win)
3.She programs me with all the possible moves she has seen
while watching human games (在观看人类比赛时).(while)Ⅳ.模仿造句
1.I developed very slowly and it took nearly two hundred years
before I was built as an analytical machine by Charles Babbage.
[翻译]三个月后他才病愈恢复健康。
It took three months before he recovered from his illness.
2.By the 1940s I had grown as large as a room,and I wonder if I
would grow any larger.
[翻译]到2003年,那家公司已经发展成为一个跨国公司。
By 2003,that company had developed into a multinational
company.
3.As time went by,I was made smaller.
[翻译]随着时间的推移,她越来越想家了。
As time went by,she became more homesick.4.I have also been put into robots and used to make mobile phones
as well as help with medical operations.
[翻译]你不可能叫她既照顾孩子又做家务。
You cannot expect her to do the housework as well as look after
the children.
5.In this way I can make up new moves using my “artificial
intelligence”.
[翻译]我们通常用手机保持联系。
We usually keep in touch using mobile phones.核心词汇梳理
1.anyhow adv.无论如何;不管怎样;反正;随便
I’ve tried,but I can’t open it anyhow.
我已经试过了,但无论如何也打不开。
What a terrible experience! Anyhow,you’re safe,that’s the
main thing.
多么可怕的经历!但是你现在平安无事,这比什么都好。
It was raining,but I didn’t want to go out anyhow.
天正下着雨,不过我本来就不想出去。
He leaves his books about anyhow.他把书随便到处丢。知识要点整合2.total adj.完全的;总的 vt.总计 n.合计
I’m afraid that the performance was not a total success.
在我看来,这次演出恐怕不能算是完全成功。
We have debts totaling 5,000 dollars.我们的债务总计为五千美元。
If you add 30 to 45 the total is 75.30加45是75。
识记
in total总共;总计
total up把……相加起来
total up to合计是;总计是
There were probably about 40 people there in total.
那里总共可能有40人。
At the end of the game,total up everyone’s score to see who has
won.在比赛结束时,把每个人的总分加起来,看看是谁赢了。3.goal n.目标;球门;得分
搭配achieve one’s goal实现目标
set a goal设定目标
score a goal进一个球;得一分
We’ve achieved our goal of building a shelter for the homeless.
我们已经实现了为无家可归者建庇护所的目标。
You’d better set a goal before you start the drill.练习开始
前,你最好设定一个目标。
Baggio scored the first goal for Italy.巴乔为意大利队进了头
一个球。4.signal n.信号 vt.发信号
搭配
send/give a signal发信号
receive/pick up a signal接收信号
句型
signal (to) sb.to do sth.示意某人做某事
She was signaling to the children to stay outside.
她在向孩子们打手势,要他们留在外面。
The police signaled the traffic to move forward slowly.
警察向来往车辆打信号,示意缓慢前行。重点短语例释
1.go by 走过(某地);(时间)过去,流逝;(机会等)失去,被轻易放过
A car went by at full speed.一辆汽车以全速驶过。
Several years went by before they met again.
他们过了好几年后才再度见面。
Don’t let this chance go by.不要错失这次机会。
2.deal with ①与……相处 ②对待;对付 ③处理 ④论述
I found her quite hard to deal with.我发现她很难相处。
How do you deal with a drunken husband?
你怎样对待喝醉酒的丈夫?
There are too many difficulties for us to deal with.
有太多的难题要我们去处理。
Tom’s new book deals with the troubles in Ireland.
汤姆的新书论述了爱尔兰的烦恼。 提示
deal with常与how连用,而do with则常与what连用。
I don’t know how to deal with the situation.
我不知道如何处理这种情况。
I don’t know what to do with the situation.
我不知道如何处理这种情况。
链接
deal in经营(货物、商品),做……买卖
3.in a way 有几分;在某种程度上;就某种意义上来说
In a way I like Betty,but I wouldn’t really trust her.
我有几分喜欢贝蒂,但我不会真正信任她。
In a way I agree with what you said at the meeting.
就某种意义上来说,我同意你在会议上的发言。4.watch over 看管;监视
They took turns to watch over the children.
他们轮流看管这些孩子。
They were watched over by three policemen. 他们被三个警察监视着。
5.get together 聚会;聚集
He got together with some friends to plan a party for her.
他和几个朋友聚在一起计划为她举办一个聚会。
We got together at the church.我们聚集在教堂里。
链接
come together和好,集合
go together一起去,相配,相称
put together装配,组合,拼凑,综合疑难语句细解
1.As time went by,I was made smaller.
随着时间的推移,我被弄得越来越小。
【要点指南】 as作连词时,有“随着”之意,后面接从句,表示事
物的发展变化状况。
As time went on,Einstein’s theory proved to be correct.
随着时间的流逝,爱因斯坦的理论被证明是正确的。
As one grows old,both sides of his brain become different.
随着人的生长发育,两个脑半球就变得不同。
As the sun sinks lower,shadows spread across the courtyard.
随着太阳渐渐落下,影子也扩散到整个院落。 拓展
介词with也可译为“随着”,但后面要接名词或动名词。
With the day going on,the weather got worse.
随着这一天的过去,天气也愈来愈糟。
With the approach of winter,the weather became colder.
随着冬天的接近,天气变得更冷了。
2.In this way I can make up new moves using my “artificial
intelligence”.这样,我就可以用“人工智能”编制出新的动作。
【要点指南】 句中的using...是现在分词短语作方式状语,相当于
by using...。
This equipment makes electricity from sunshine using very broad
sun panels.这种设备通过很宽的电池权利用阳光发电。 The group of students visited a number of cities traveling by jeep.
那群孩子乘坐吉普车参观了很多城市。
The visitors started to climb following a local guide.
那些旅游者跟着一个当地的向导开始往上爬。