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1、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
2、has a trapping effect and tends to cause a buildup 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
3、 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？.词义辨析1.The development of the information B is making the world become smaller. A.op
4、erator B.technology C.signal D.intelligence 2.As we all know，the industrial A took place in England first.A.revolution B.dynastyC.gymnastics D.character 3.Jack equals his brother in strength but not in D .He is slower in thinking.A.rocket B.appearanceC.tube D.intelligence课堂双基回归4.Marilyns dream of be
5、ing 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 Id prefer to go to Spain.A.personally B.logicallyC.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.
6、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 ones strength，but also develop ones B .A.finance B.characterC.altitude D.principle 9.As we sped down the highway，the lights of
7、the city C before us.A.explored B.solvedC.arose D.charged 10.We should not judge a person by his D and the clothes he wears.A.stage B.qualityC.pace D.appearance.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
8、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 Im concerned，things will get easier as time goes by . 5.I think we should work out a plan to deal with this situation. 6
9、.Christmas is a special holiday when the whole family are supposed to get together.7.I hear youre looking for a student to work as a volunteer，arent you? 8.Dont 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. 1
10、0.As grownups，they should learn to take responsibilities as well as share rights in life. .完成句子 1.And my memory became so large that I couldnt 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
11、 seen while watching human games (在观看人类比赛时).(while).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 ro
12、om，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
13、 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
14、Ive tried，but I cant open it anyhow.我已经试过了，但无论如何也打不开。What a terrible experience! Anyhow，youre safe，thats 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 didnt 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Im 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 tot
