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  3. The Deadly Life Saver When a family climbs into a vehicle to go on a trip or even a short ride, it’s important that everyone

The Deadly Life Saver When a family climbs into a vehicle to go on a trip or even a short ride, it’s important that everyone

admin2012-05-23  38
问题     The Deadly Life Saver
    When a family climbs into a vehicle to go on a trip or even a short ride, it’s important that everyone is as safe as possible. We know that terrible accidents can occur. That’s【1】devices like seat belts and air bags have been invented and put into cars, vans, and【2】.
    【3】, devices that are meant to save lives can be a threat to life. The air bag is such a device. Air bags were designed to【4】rapidly in an accident. They were designed to stop an average adult male who didn’t bother to fasten his seat belt【5】smashing into or through the front of a car.【6】. they inflate at approximately 200 miles per hour. An air bag is not a soft cushion It delivers a blow that can【7】injure or kill a child or small adult. Air bags can be beneficial, but you must know and account for the dangers.
    Children should not sit in the front passenger seat of a vehicle that has a passenger side air bag. It’s especially【8】to put an infant who must use a rear facing car seat in the front of such a vehicle. Children are always safer in the back seat. The center rear seat is best. And of course, all passengers should use their seat belts. Take your example from race car drivers. They know how to increase their chances of【9】a crash.
    The day will come when vehicles are equipped with "smart" air bags that automatically【10】their force to the size and weight of a passenger. But for now, each of us has to be smart about these imperfect "life savers".
选项 A、when
B、how
C、why
D、because
答案C
解析
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