脊膜瘤的有关病理特点中，下列哪项错误()A．大多数呈圆形或卵圆形 B．通常发生在靠近

( )是公司区别于其他一切非营利性社团和组织的首要特征。

A．社会性
B．广泛性
C．营利性
D．股权性

— There is a ticket on the floor, is it yours?

— Oh, yes, it's mine.

— Let me _____ for you. [ ]

A. to pick up it

B. to pick it up

C. pick up it

D. pick it up

— My bike is missing. I can't find it anywhere.

— I'm afraid you have to buy ______. [ ]

A.it

B.one

C.any

D.few

传染病院收治对象为（）

A．肺结核

B．肾移植

C．克雷氏(colles)骨折石膏固定后

D．中风恢复期

E．断肢再植

21S棉纱编织层涂腊时，浸涂量为80%，浸涂系数ε为（）。

A.1.28

B.1.48

C.1.85

D.1.60