睫状前静脉收集（） A.视网膜的血液 B.巩膜的血液 C.全部葡萄膜的血液 D.部分

The majority of the people surveyed are _______ bringing down the housing price, which is terribly high for the general public.

A．in search of

B．in charge of

C．in favour of

D．in honour of

- When did you come back from Beijing?

- _____the morning of April 18th.[ ]

A. At

B. Within

C. On

D. In

急性不典型肾炎诊断中最有价值的生化指标为（）

A.ASO升高

B.红细胞沉降率增快

C.血清补体C3下降

D.血浆蛋白明显下降

E.大量蛋白尿

硫胺素缺乏所致疾病是（）

A.光过敏性皮炎

B.癞皮病

C.骨质疏松症

D.脚气病

E.佝偻病

静止流体中任何一点上各个方向的静压力大小不相等，这与作用面方位有关。