动作技能主要是借助于骨骼肌和相应的________而实现的。
参考答案：神经过程
由菲尼酮和对苯二酚组合成的显影液被称为
A．F-D型显影液
B．M-N型显影液
C．M-Q型显影液
D．P-Q型显影液
E．P-D型显影液
She's ______; she doesn't like to meet people. [ ]
A. a kind of outgoing
B. a kind of friendly
C. kind of interesting
D. kind of shy
