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单选题 What is the function of smart sensors
学科：大学英语1(2021春季学期）
时间：2023-05-28 01:32:51
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题目1单选题
What is the passage mainly aboutA. The impacts of transportation on environment in metropolitan citiesB. The concern for transportation and two innovative means of transportationC. EN-V in Switzerland and solar-powered aircraft in ShanghaiD. People''s concern for transportation
题目2单选题
Which of the following is the compromise mentioned in the passage if the convenience of owning a private car should not be ignoredA. To limit the use of private carsB. To support a car poolC. To raise the price of carsD. To develop fuel-efficient green vehicles
题目3单选题
What is the disadvantage of the solar-powered aircraftA. It can fly around the world without a drop of fuelB. It is not fuel-efficientC. It may not be used for commercial flightsD. It is too expensive
题目4单选题
What is special for the EN-VA. It is driverlessB. It looks beautifulC. It can drive a long distanceD. It can drive faster than a usual car
题目5单选题
What does the passage mainly tell usA. Some innovations in train technology are making trains more environmentally friendlyB. Some innovations are helping to advance train technologyC. Advanced technology is helping to produce new types of trainsD. Train technology is much more advanced than car technology
题目6单选题
Where can regenerative brakes be usually foundA. Only in electric vehiclesB. In diesel-only vehiclesC. Only in hybrid vehiclesD. Both in hybrid and electric vehicles
题目7单选题
What is the function of smart sensorsA. To allow train companies to learn about the condition of their tracks and equipmentB. To allow train companies to learn about the condition of their trainsC. To allow vehicle companies to learn about their carsD. To allow the government to learn about the trains and tracks
题目8单选题
Which of the following is true about maglev trainsA. They are environmentally friendlyB. They are cheapC. They are noisyD. They are very light
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