(2015•四川达州)—Excuse me, could you please tell me the way to the ? I have had too much water.—Go along the street and you will find one.
A:bedroom
B:living room
C:classroom
D:restroom
青少年要自觉履行受教育的义务,这对于民族、国家的意义在于( )
生态平衡是一种( )