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
同一硬座车厢载有70名以上老兵时，各站及列车不得再发售该车厢的客票。
If a person has not had enough sleep,his actions will give him ___ during the day.[ ]
A. out
B. up
C. in
D. away
