This is Zhu Xiaogang's day. Every day he gets up at six in the morning from Monday to Friday．He has breakfast at home．Then he goes to school at 6:35．He reads English from 7:10 to 7:30．He has four classes in the morning．He has lunch at school at 12:00．In the afternoon, he has three classes .He starts his lesson at 2:30. In the evening he does his homework．There is too much homework. He goes to bed at 11:30 every day．He doesn' t get enough （足够的）sleep. He feels tired (累的).

信息归纳：

Zhu Xiaogang's Day.

“停车难”近年来成为不少地区普遍存在的“城市病”，既给市民生活带来不便，也造成社会管理难题。针对这一情况，石家庄市巧施“妙招儿”，依据各地具体情况来划定不同功能停车位，起到了很好的“疗效”。可见划定不同功能停车位，就能避免车主的乱停车行为。车主的乱停车行为得到制止，就能规范城市建设。只要规范了城市建设，就能实现创建文明城的目标，让人们生活得更加幸福。

①划定不同功能停车位，，不一定能避免车主的乱停车行为。

函数$f\left(x\right)={\log }_2\left(1+x\right),g\left(x\right)={\log }_2\left(1-x\right)$，则f（x）－g（x）是(   )

如图1所示，在直导线上方放一小磁针．当导线中通入电流时，发现小磁针的S极转向读者，请画出导线中电流的方向．如图2所示，通电导线由于受到磁场力而向左运动，画出条形磁铁的 N、S极．