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1、Unit 3 Life in the future,单词注释,难句剖析,导读诱思,Self-driving cars arrive 很多司机梦想有一天,他们可以舒舒服服地坐着,而汽车可以自动驾驶。虽然科技的发展正在让这一梦想变为现实,但无人驾驶汽车却存在隐患! Many drivers dream of the day when they can sit back while their car drives itself.While several companies are working hard to make it a reality,self-driving cars still
2、face many problems.,单词注释,难句剖析,导读诱思,Google was one of the first to get into this industry.It has been developing self-driving cars since 2009,and its new driverless car is called Firefly. The two-seater car has a cute,round shape.Its front end looks like a friendly face:The “eyes” are headlights,the
3、“nose” is a laser sensor and radar. Another group of radars,lasers and cameras sits on top of the roof and gives the cars a 360-degree “view”.They are linked to computer software that can identify people,cars,road signs,and traffic lights,and thus tell the car to make turns and stops. “But the drive
4、rless car is only a fair-weather friend,”the Daily Mail commented.,单词注释,难句剖析,导读诱思,According to MIT Technology Review,the current driverless cars cant react like a human driver.They cant drive in heavy rain or snow. Chris Urmson,director of the Google car team,said that this is because the detection
5、technology is not yet good enough to separate certain objects from weather conditions. In the cars “eyes”,raindrops and snowflakes are the same as rocks,and cars stop for them. But if the manhole ahead is uncovered,they drive over it without hesitation. Also,if a police officer waves at the side of
6、the road to ask traffic to stop,the cars cannot understand them.,单词注释,难句剖析,导读诱思,Despite all these problems,Urmson said driverless cars will “happen more quickly than people think”perhaps as soon as in five years time. But even at that time,driverless cars wont be truly “driverless”. In the US,driver
7、less cars are only allowed on roads in certain states if someone sits in the drivers seat. European countries,Mexico,Chile,Brazil etc follow the United Nations Convention on Road Traffic.The convention used to say:“Every driver shall at all times be able to control his vehicle or to guide his animal
8、s.” A change was agreed in May,allowing a car to drive itself as long as a driver is in the car and able to take the wheel at any time.,单词注释,难句剖析,导读诱思,laser senor激光传感器 identify /aIdentIfaI/ vt.识别 detection /dItekn/ n.探测 manhole /mnhl/ n.下水道入口 convention /knvenn/ n.公约,难句剖析,导读诱思,单词注释,They are linked t
9、o computer software that can identify people,cars,road signs,and traffic lights,and thus tell the car to make turns and stops. 译文:它们与能够识别人、车、路标及交通信号灯的电脑软件连接,从而能让车拐弯和停止。 剖析:该句为主从复合句。其中that can identify.lights是定语从句,先行词是computer software。,难句剖析,导读诱思,单词注释,Why is the driverless car called a “fair-weather
10、friend”? 答案:Because they cant drive in heavy rain or snow.,Section Warming Up,Pre-reading, Reading & Comprehending,一,二,三,四,Pre-reading 一、将下列单词或短语与相对应的释义搭配起来 A B 1.guide a.to pick up;to begin 2.previous b.cannot see 3.constant c.having happened or existed before 4.take up d.an idea,a feeling or an op
11、inion that you get about sb/sth or that sb/sth gives you 5.lack e.to enter without letting others know it 6.impression f.to direct 7.lose sight of g.to be short of 8.slide into h.frequent 答案:1.f 2.c 3.h 4.a 5.g 6.d 7.b 8.e,一,二,三,四,二、翻译下列短语 A.温故:从文中找出下列短语并写出它们的汉语意思 1.be well-known for 2.in the future
12、 3.be similar to 4.in no time 5.catch sight of 6.fall asleep,以出名/闻名,在将来,与相似,马上;立即,看见,睡着,一,二,三,四,B.知新:从文中找出与下列释义相对应的英文短语 1.拿起;接受;开始;继续 2.(困境后)恢复;完全复原 3.看不见 4.打扫;横扫 5.(快捷而悄声地)移动;溜进,take up,be back on ones feet,lose sight of.,sweep up,slide into,一,二,三,四,三、阅读课文FIRST IMPRESSIONS,回答下列问题 1.Why did Li Qiang
13、 suffer from “time lag”? A.Because he took up his prize that he won the year before. B.Because he didnt like the year 3008. C.Because he was unsettled for the first few days during the journey. D.Because he often suffered from “jet lag”. 2.How did Li Qiang enter the future? A.By bus. B.By plane. C.B
14、y spaceship. D.By time capsule.,答案:C,答案:D,一,二,三,四,3.When Li Qiang was in the new surroundings,what happened to him? A.He had a car accident. B.He had a headache. C.He kept on breathing fresh air. D.He bought a new car.,答案:B,一,二,三,四,4.Which of the following statements is TRUE about the hovering carri
15、ages? A.They are running along much wider roads. B.They are much larger and faster. C.They are floating above the ground. D.They are running by themselves. 5.What did the trees provide for the room? A.Oxygen. B.Food. C.Fruits. D.Furniture.,答案:C,答案:A,一,二,三,四,四、根据课文内容填空,unsettled,suffered,green,sidewa
16、ys,surroundings,fresh,一,二,三,四,hovering,made,flashed,exhausted,1,2,3,4,5,6,7,1.Below are some of the main aspects of life today. 下面是当今生活的主要方面。 剖析本句是一个倒装句,句子的主语是some of the main aspects of life today。句子的正常语序是:Some of the main aspects of life today are below。,1,2,3,4,5,6,7,当here,there,below,above,up,down,away,off,now,then等副词或介词位于句首时,如果句子的主语是名词,则句子要用全部倒装语序。如: Here is the book you want. 你要的书在这儿。 There
