In my room, there is a desk. On the desk, there is a lamp. Under the desk, there is a box. Beside the desk, there is a bed. Above the desk, there is a map. Between my room and my sister's room, there is a bathroom. Below my room is our living room.
答：认真!明白是自己学，不是让你学!适当看书!详情>>
答：其实我已经关于这个问题作过多次陈述，你可以浏览一下我的答疑记录．通过教了这么多年的书，我觉得最关键的一点就是＂下功夫＂．一分耕耘，一分收获是亘古不变的真理．详情>>
