—How do you go to school, Mr. Li?
—I _____________ to school, because it is good for my health.
A:walk
B:take the subway
C:drive my car
D:take the bus
图a声光控开关实验电路原理图
图b CC4011引脚图
1955年9—10月,***主编了《中国农村的社会主义高潮》一书,他为此书写了2篇序言和104篇按语。***此举的目的是( )