下列不属于控制条件的是（） A.有明确可衡量的标准 B.与组织文化相匹配 C.畅通的

患者女，63岁。近一年膝关节肿痛，上下楼时疼痛加重，伴晨僵。双手关节疼痛，程度不重，以近端指间关节和远端指间关节明显。实验室检查示血沉及C反应蛋白均正常，类风湿因子阴性，血尿常规正常。

关于此疾病的描述下列正确的是（）

A.位于远端指间关节背面内外侧的肿大结节称"Bouchard"

B.位于远端指间关节背面内外侧的肿大结节"Heberden"

C.可有"方形手"

D."天鹅颈"样畸形

E."纽扣花"样畸形

某培训班有学员96人，其中男生占全班人数的，女生中有15%是30岁和30岁以上的，则女生中不到30岁的人数是( )．

A．30人

B．31人

C．32人

D．33人

E．34人

PACS的存储系统由哪几部分构成（）

A.在线高速主存储设备、接入层设备及备份存储设备

B.汇聚层设备、存储设备及接入设备

C.近线存储设备、备份存储设备及接入设备

D.离线高速主存储设备、近线存储设备及备份存储设备

E.在线高速主存储设备、近线存储设备及备份存储设备

_____  they under the desk?        [ ]

A. Is         

B. Am        

C. Are        

D. Be

When a driver is suspected of having had too much to drink, testing the driver’s ability to walk a straight line gives a more reliable indication of fitness to drive than does testing the driver’s blood-alcohol level.
Which of the following, if true, best supports the claim made in the statement above

A．Not all observers will agree whether or not an individual has succeeded in walking a straight line.

B．Because of genetic differences and variations in acquired tolerance to alcohol, some individuals suffer more serious motor impairment from a given high blood-alcohol level than do others.

C．Tests designed to measure blood-alcohol levels are accurate, inexpensive, and easy to administer.

D．More than half the drivers involved in fatal accidents have blood-alcohol levels that exceed the legal limit, whereas in less-serious accidents the proportion of legally intoxicated drivers is lower.

E．(E) Some individuals with high blood-alcohol levels are capable of walking a straight line but are not capable of driving safely.