—Mum, where can we put our new TV set?

—Look, we can remove the picture in order to make some ________ for it.

A．area

B．room

C．wall

D．place

萎缩发生的机理是：

A．内分泌失调

B．神经调节障碍

C．细胞蛋白合成减少，分解增强

D．营养不良

E．长期受压