年轻司机最会一心多用，18-27岁的司机中有百分之三十五承认他们驾驶时还做别的事情，六十年代生人中仅有百分之二十一。
Younger drivers multi-task the most , the survey found , with 35 percent of 18-to-27 year olds saying they always multi-task in the car , compared to 21 percent of baby boomers .
六十年代生人