（）是动画语言的基本元素。
A、人物形象
B、色彩构成
C、空间知觉
D、镜头画面
参考答案：D
骨髓穿刺常选用的部位除了（）
A.髂后上棘
B.髂前上棘
C.肋骨
D.腰椎棘突
E.胸骨
They were all standing on the playground, white suit.
A．all wearing
B．all wore
C．all were wearing
D．all of whom wearing
