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1、人教版高中英语选修八第三单元过关检测高中英语学习资料madeofjingetieji第三单元过关检测(时间 :90 分钟满分 :120 分).阅读理解 (共 12 小题 ;每题 1.5 分 ,满分 30 分)阅读以下短文 ,从每题所给的四个选项 (A 、B、C、D) 中选出最正确选项。A导学号 53080036re sitting on a train or a bus,and someone right next to you is annoyingly shouting into his or her mobile phone.But those days could soon be ov
2、er due to“silent sounds”,a new technology shown at the CeBIT fair this week that transforms lip movements into acomputer-generated voice for the listener at the other end of the phone.The device,developed by the Karlsruhe Institute of Technology(KIT),uses electromyography(肌动电流描记术 ) to monitor the ti
3、ny muscle movements thatoccur when we speak and transform them into electrical pulses that can then be turned into speech,without a sound being uttered.“We currently use electrodes(电极 ) glued to the skin.In the future,such electrodes might be included into cell phones,”says Michael Wand of the KIT.T
4、he technology opens up a large number of applications,from helping people who have lost their voices due to illness or accidents to telling a trusted friend your PIN number over the phone without anyone eavesdropping(偷听 )assuming no lip-readers are around.The technology can also turn you into an ins
5、tant polyglot.Because the electrical pulses are universal,they can be immediately transformed into the language of the user s choice.“Native speakers can silently utter sentences in their own languages,and the receivers hear the sentences translated into their languages,”says Wand.The translation te
6、chnology works for languages like English,French and German,but for languages like Chinese,where different tones convey different meanings,may be a problem,he adds.Noisy people in your office?Not any more. “Were also working on technology to be used in an office environment,”the KIT scientist tells
7、AFP.The engineers have got the device working to 99 percent efficiency,which means the mechanical voice at the other end of the phone gets only one word in 100 wrong,explains Wand.“We re working to overcome the remaining technical difficulties.In five,maybe ten years,this will be a kind of useable a
8、nd everyday technology,”he says.1.According to the text,the new technology.A.can imitate the human voiceB.can produce human muscle movementsC.can turn lip movements into a conversationD.can change voices into electrical pulses剖析： 细节理解题。依照第二段中的 “.a new technology.that transforms lip movements into a
9、computer-generated voice for the listener at the other end of thephone. ”可知 ,这项新技术可以把唇部的运动转变为电脑发声 ,使对方可以听到。 C 项简单地概括了此意 ,应选 C 项。答案： C2.We can conclude from Paragraph 5 that the device.A.will have a very large marketB.is of illegal useC.is of little useD.can help promote relationship剖析：推理判断题。 依照第五段第一
10、句话 “The technology opens up a large numberof applications,. 可”推断出这个装置会有很大的市场。答案： A3.It can be inferred from the text that.A.people can use the device to practise speakingB.the device will soon work for Eastern languages such as Chinese C.the device may help create a quieter office environment D.the
11、device already works without making mistakes剖析：推理判断题。依照倒数第三段的 “Noisy people in your office?Not any more. ”可知 ,这个装置有助于创建更沉寂的工作环境。答案： C4.The purpose of the text is to.A.encourage better mobile-phone mannersB.show the technical difficulties involved in communicationsC.promote a new mobile phoneD.introd
12、uce a new mobile phone technology剖析：主旨马虎题。本文介绍了一种新的手机技术“无声电话 ”。应选 D 项。答案： DB导学号 53080037How fit are your teeth?Are you lazy about brushing them?Never fear:An inventor is on the case.An electric toothbrush senses how long and how well you brush,and it lets you track your performance on your phone.The
13、 Kolibree toothbrush was exhibited at the International Consumer Electronics Show in Las Vegas this week.It senses how it is moved and can send the information to an Android phone or iPhone via a bluetooth wireless connection.The toothbrush will be able to teach you to brush right(Dont forget the in
14、sides of the teeth!)and make sure youre brushing long enough. “Its kind of like having a dentist actually watch your brushing on a day-to-day basis,”says Thomas Serval,the French inventor.The toothbrush will also be able to talk to other applications on your phone,so developers could,for instance,cr
15、eate a game controlled by your toothbrush.You could score points for beating monsters among your teeth.“We try to make it smart but also fun,”Serval says.Serval says he was inspired by his experience as a father.He would come home from work and ask his kids if they had brushed their teeth.They said“yes,”but Serval would find their toothbrush heads dry.He decided he needed a brush that really told him how well his children brushed.The company says the Kolibree will go on sale this summer,for $99
