关于能量的转移和转化，下列判断正确的是（）

Crashed Cars to Text Message for Help There is no good place to have a car crash—but some places are worse than others．In a foreign country，for instance，______（1）to explain via cell-phone that you are upside down in a ditch when you cannot speak the local language can fatally delay the arrival of the emergency services． But an answer may he at hand．Researchers funded by the European Commissiono are beginning tests of a system called E-merge that______（2）senses when a car has crashed and sends a text message'telling emergency services。 in the local language that the accident has taken place． The system was______（3） by ERTIC0，a transport research organization based in Brussels，Belgium．Cars are fitted with a cell-phone-sized device attached______（4）the underside of the dashboard which is activated by the same sensor that triggers the airbag in a crash．The device______（5）a cell-phone circuit，a GPS positioning unit and a microphone and loudspeaker． It registers the severity of the crash by______（6）the deceleration data from the airbag's sensor．Using GPS information，it works out which country the Car is in，and from this it determines （7）which language to compose an alert message detailing precise location of the accident． The device then automatically makes a call to the local emergency services______（8）．If the car's occupants are conscious，they can communicate with the operator______（9）the speaker and microphone． E-merge also transmits the vehicles make，model，color and license number，amt its heading when it crashed，which in rum indicates on which side of a multi-1ane highway it ended up． This______（10）the emergency services find the vehicle as soon as they arrive on the scene．“We can waste a large______（11）time searching for an incident，”says Jim Hammond，a（an）______（12）in vehicle technology at the Association of Chief Police Officers in the UK．Tests will begin soon with police car fleets in the UK．Trials have already started in Germany，Sweden，Spain，the Netherlands and Italy． In-car systems…that summon the emergency services after a（：rash have______（13）been fitted in some premium cars “ERTICO says that______（14）EU states” are willing to fund the necessary infrastructure，E-merge could be working by,2008． A study by French car maker Renault” concluded that the system could save up to 6000 of the 40．000 lives lost each year on Europe’ S roads．and prevent a similar number of serious injuries． The Renault study estimates that fitting E．merge to every car in Europe would eventually save around 1 50 billion per______（15）in terms of reduced costs to health services and insurance companies，and fewer lost working days． 第 46 题A．try B．tried C．trying D．having tried 点击查看答案

电视机、微波炉等家用电器给我们的生活带来了许多方便，微波炉使用的电磁波波长很短，但比电视机遥控器所用波长要长些。下列电磁波成分中波长也比电视机遥控器所用波长长的是（）

A.γ射线
B.可见光
C.红外线
D.无线电波

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