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问题 单项选择题 A1/A2型题

骨性关节炎最先出现病理改变的关节组织是（）

A.骨组织

B.软骨组织

C.滑膜组织

D.韧带

E.关节囊

答案

参考答案：B

解析：骨性关节炎的原发病损是透明软骨的退行性变，软骨软化、糜烂，最后骨端暴露，继发滑膜、关节囊和肌肉的变化。

多项选择题

《廉政准则》的颁布实施，使党员领导干部廉洁从政行为规范更加全面、更加系统，对于逐步形成（）的有效机制，具有重要的促进作用。

A.按制度办事

B.靠制度管人

C.经济又好又快发展

D.用制度规范从政行为
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单项选择题

Throughout the 19th century and into the 20th, citizens of the United States maintained a bias against big cities. Most lived on farms and in small towns and believed cities to be centres of (1) , crime, poverty and moral (2) Their distrust was caused, (3) , by a national ideology that (4) farming the greatest occupation and rural living (5) to urban living. This attitude (6) even as the number of urban dwellers increased and cities became an essential (7) of the national landscape. Gradually, economic reality overcame ideology. Thousands (8) the precarious (不稳定的) life on the farm for more secure and better paying jobs in the city. But when these people (9) from the countryside, they carried their fears and suspicions with them. These new urbanities, already convinced that cities were (10) with great problems, eagerly (11) the progressive reforms that promised to bring order out of the (12) of the city.

One of many reforms came (13) the area of public utilities. Water and sewerage systems were usually operated by (14) governments, but the gas and electric networks were privately owned. Reformers feared that the privately owned utility companies would (15) exorbitant (过渡的) rates for these essential services and (16) them only to people who could afford them. Some city and state governments responded by (17) the utility companies, but a number of cities began to supply these services themselves. (18) of these reforms argued that public ownership and regulation would (19) widespread access to these utilities and guarantee a (20) price.

（15）（）

A.charge

B.take

C.cost

D.spend
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