【单选题】Every day 25 million US children ride school buses. The safety record for these buses is much better than for passenger cars; but nevertheless, about 10 children are killed each year riding on large s...
A.
School buses killed the smallest number of children in America.
B.
School buses are much safer than passenger cars in America.
C.
Outside buses in loading zones killed the most children in America.
D.
Children in America mainly take school buses to and from school.
【判断题】Every day, the news of the world is relayed to people by over 300 million copies of daily papers, over 400 million radio sets, and over 150 million television sets. Additional news is shown by motion ...
【简答题】Every day 25 million U.S. children ride school buses. The safety record for these buses is much better than for passenger cars; but nevertheless, about 10 children are killed each year riding on large...