一般钢丝静索用的滑轮，其滑轮直径与绳索直径之比为：（）A.6 B.8 C.12.8

在直线AB上截取AC，使它等于射线OD[ ]

Man: Excuse me, I was told I could find Dr. Adkins here.Woman: And you have.Question: What does the woman mean

A．She's Dr. Adkins.

B．She has to find the doctor.

C．The doctor has been expecting the man.

D．The doctor will be with the man shortly.

颅底凹陷诊断可依据齿状突尖端在（）。

A.Chamberlain线2mm以上

B.Chamberlain线3mm以上

C.Chamberlain线4mm以上

D.Chamberlain线3～5mm以上

E.Chambedain线5～8mm以上

下列属于广义扶养范畴的是（）。

A.父母对子女的抚养

B.子女对父母的赡养

C.配偶之间的扶养

D.兄弟姐妹之间的抚养