Don't use your callphone __ (when while)yor are driving a car.
问题描述:
Don't use your callphone __ (when while)yor are driving a car.
答
答案:while
while表示“随着.”,前面的动作与后面的动作同时发生.
这里就是“打电话”和“开车”这两个动作同时进行.