脂瘤未染毒时，治疗应首选（） A.金黄膏外敷 B.切开引流 C.药线引流 D.生肌散

在闭合导线和附合导线计算中，坐标增量闭合差的分配原则是（）分配到各边的坐标增量中。

A.反符号平均

B.按与边长成正比符号

C.按与边长成正比同符号

D.按与坐标增量成正比反符号

喘证的辨证首先分清

A.阴阳

B.寒热

C.气血

D.虚实

E.表里

被称为"西医之父"的医学家是（）。

A.迈蒙尼提斯

B.帕茨瓦尔

C.阿维森纳

D.希波克拉底

E.胡佛兰德

For a given good or service, the marginal social benefit ( MSB and the marginal social cost (MSC) curves are least accurately described by which of the following（）

A. Producer surplus is determined by price and the MSC curve and consumer surplus is determined by price and the MSB curve.

B. The efficient allocation of resources occurs where the difference between the MSB and MSC curves is maximized.

C. The market demand curve is the same as the MSB curve, and the market supply curve is the same as the MSC curve.