下列工作中，属于施工阶段进度控制任务的是( )。A．做好对人力、材料、机械、设备等

最佳处理方案

A．立即引产

B．剖宫产

C．外倒转

D．臀牵引

E．臀助产

鉴别原发性肝癌与阿米巴肝脓肿最有价值的是（）。

A.肝扫描

B.肝区压痛点穿刺

C.白细胞计数与分类

D.症状、体征

E.A型超声波

血液中各种成分的含量大多随储存时间延长而下降，只有下列哪一种例外（ ）

A．红细胞的生活力

B．钾离子浓度

C．pH

D．血小板的活力

E．红细胞携带氧的能力

历史上出现过的土地利用现状调查基本技术方案有（）。

A.基础调查

B.概查

C.祥查

D.变更调查

A variety of illegal acts committed by people in the course of their employment, for their own personal gain, are collectively known as white-collar crime. Embezzlement, theft and trading securities (1) insider information are common forms of white-collar crime. The majority of cases involve low-level employees who steal because they are under (2) financial stress. Many plan to (3) the money back as soon as possible but may never do so. Their crimes are usually never (4) because the amounts of money are small, and no one notices the (5) .

(6) , there are some very large cases of white-collar crime, such as multimillion-dollar stock market or banking seams that take years to discover and are extremely difficult and expensive to (7) .

White-collar crime is not (8) to the business sector. Government employment, especially (9) the city level, also provides opportunities to (10) one’s pockets. (11) , building inspectors accept bribes and full-time employees receive (12) payments.

Although white-collar crime is less (13) than street crime, it involves (14) more money and harm to the public than crimes committed by street criminals. It is (15) that there are more criminals (16) the office suites than in the streets, yet the (17) of white-collar makes it difficult to uncover the offenses and pursue the offenders. As the economy (18) from manufacturing to services and electronic commerce, opportunities for white-collar crime (19) , while the technology needed to stop such crimes will (20) .

9（）

A.in

B.at

C.on

D.of