关节强直 A．关节被动活动正常而主动活动不能 B．关节被动活动和主动活动均不能 C．

如果气阀间隙过小，气阀受热膨胀后将使气阀关闭不严而发生（）等故障。

A、漏气

B、回火

C、漏气、回火、放炮

D、放炮

患者女性，45岁，因“尿频、发热、寒战和腰痛”来诊。有糖尿病史。查体：体温39℃，脉博110次/分，血压90/60mmHg（1mmHg=0.133kPa），肋脊角压痛。尿液革兰染色为阴性杆菌，肉眼可见血尿，大量细菌和白细胞管型，空腹血糖为10.0mmol/L。诊断：急性细菌性肾盂肾炎。入院后查血常规、血生化，做尿液及血标本的培养和药敏试验。

急性肾盂肾炎的临床表现包括（）

A.尿频

B.寒战高热

C.肋脊角压痛

D.血尿

E.空腹血糖高

F.白细胞计数升高

下列哪组元素构成植物必需营养元素：（）

A、N、C、Si

B、P、O、Cl

C、K、Ca、Na

D、Mg、B、Al、Ca

著名文化遗产卡尔卡松历史城墙要塞位于（）。

A.英国

B.德国

C.意大利

D.法国

Personal computers are used by one person at a time. The largest personal computer, or PCS, can fit on a (1) . Some of these (2) have more than one microprocessor. (3) the primary processor, which is a general-purpose device, a PC may have one or more processors to (4) special kinds of work. Some machines, (5) , have maths processors, others have graphics processors to help process photographs and other illustrations. Still others have (6) processors.
Office workers also use PCS that are not (7) to a network. These machines are used for (8) tasks as word processing, performing financial calculations, and organizing and (9) bodies of information called databases. People use PCS at (10) for some of the same kinds of tasks. They use word processing programs for (11) Communication, financial software for household budgets. Individuals also use their home computers to play (12) and to communicate (13) the internet.
Small, portable PCS are (14) with people who often work away from their desks. The (15) include laptop computers, which can be (16) on the lap; notebook computers, which are about the (17) of a loose leaf notebook; and palmtop, or handheld computers, which can be operated while (18) in the hand. Laptop and notebook computers have the same (19) as desktop computers. Palmtop computers have less power but still (20) some advanced capabilities. For example, they can process household financial data.

二、完形填空

A．computers

B．machines

C．devices

D．PC’s