拍摄青年人的光线比较灵活，女青年的用光注意细腻性（特殊情况除外）。

高女士，20岁，高热、鼻出血1周。体检：扁桃体肿大、表面脓苔覆盖，肝脾不大。实验室检查：外周血全血细胞减少。患者情绪烦躁，经常在父母面前哭泣，诉说自己"近几日常做噩梦"。

医疗诊断最可能是（）

A.化脓性扁桃体炎

B.贫血

C.血小板减少性紫癜

D.再生障碍性贫血

E.白血病

判断呼吸性酸碱平衡紊乱的重要指标是（）。

A.PCO₂

B.CO₂结合力

C.SB

D.PH

E.BE

根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

     People living in the country enjoy several advantages that people living in the city cannot enjoy. 

     1______ They make friends with trees and stones. They breathe fresh air. They fight with strong winds.

2______.

     This contact with nature is good for health. There are many diseases that are common in the city, but are

not to be found in the country, For example, near-sightedness is almost unknown to country people.

     Because of the absence of cars, one can walk more freely in the country than in the city, 3______ 

     People living in the country can easily get fresh vegetables, fresh fruit and fresh milk, and they get them

at lower prices than in the city. 

     4______  There are practically no temptations to waste money. 

     5______ They say what they mean, and make and keep promises with sincerity (诚意). They do not put

on air (摆架子). They do not pretend to have those ridiculous manners which are necessary in what we call

polite society.

A. They listen to the song of birds.

B. Country people are mostly honest.

C. They are in close contact with nature.

D. Country people are far from town life.

E. Country life is economical (节俭的) in other ways, too.

F. Country life provides much more enjoyment.

G. There are no rules of the road nor traffic signs to obey.

认股权证一般是有确定期限的，通常以( )为限。

A．半年～1年
B．1～2年
C．1～3年
D．3～5年

[案例描述] 某科研机构在某社区进行肥胖人群调查，除了进行体重测量，还进行了上臂围和皮褶厚度的测量。

肱三头肌皮褶厚度测量的皮褶提起点在肩峰与尺骨鹰嘴连线中点______处。

A．上方约1cm

B．上方约2cm

C．下方约1cm

D．下方约2cm