[单项选择]Last summer, Transportation Secretary Elizabeth Dole announced a new seatbelt-use rule: all the drivers and front seat passengers will be fined if they don’’t wear seat belts after April 1989. The (47) wouldn’’t have been necessary but for one simple fact. Even though seat belts could (48) nearly half of the deaths in fatal car accidents, 85 percent of the population simply won’’t wear them. More than 30,000 drivers and front seat passengers are killed or (49) injured each year. a (50) of only 30 miles per hour it is the same as falling from a third-floor window. Wearing a seat belt saves lives; it (51) your chance of death or serious injury by more than half. (52) , drivers or front seat passengers over 14 in most vehicles must wear a seat belt. If you do not, you could be fined up to 50. It will not be up to the drivers to make sum you wear your belt. But it will be the driver’’s responsibility to make sure that children under 14 do not (53) in the front u