大学英语四级考试综合试题及解析3(1)

　　directions: there are 4 passages in this part. each passage is followed by some questions or unfinished statements.for each of them there are four choices marked a),b),c) and d). you should decide on the best choice and mark the corresponding letter on the answer sheet with a single line through the centre.

　　26. from the passage, we learned that ____.
　　a) there are 24 million cars and trucks in the united states
　　b) there are 78 million cars and trucks in the united states
　　c) there are 24 million cars and trucks equipped with air bags in the united states
　　d) there are 78 million cars and trucks equipped with air bags in the united states

　　27. the air bags are ____.
　　a) safety devices which can protect people from being hurt during highway accidents
　　b) unsafe devices which hurt many people
　　c) safety devices which saved 11% american drivers
　　d) safety devices but need to be improved

　　28. the air bag is located in the center of the steering wheel,so you should ____.
　　a) keep in mind how close you sit to an air bag
　　b) push the front seat as far back as possible, remaining just close enough to control the pedal
　　c) keep your face and torso at least 10 to 12 inches from the steering column
　　d) all of the above

　　29. adjus推荐 steering wheels should ____.
　　a) be pointed toward the chest rather than the head
　　b) be driven at 9 o ’ clock
　　c) be driven at 3 o ’ clock
　　d) keep your arms away from an opening air bag

　　30. the air bag is a good safety device, but children 12 and under should always ride in the back seat buckled up means____.
　　a) air bags are no good for children
　　b) air bags are only good for the parents who have more than 12 children
　　c) the best position for children to ride a car is in the back seat and be buckled up
　　d) the front seat is unsafe for young people