目前最为常用的基因多态性检测方法是()A．PCR-SSCP B．PCR-测序 C．P

李某，男，29岁。病已1年半，当初因冬天在冰河上行走，不慎掉入水中，其后出现四肢末端麻木不仁，双腿软弱无力，行走困难，卧床后逐渐不能自行翻身；现双手颤抖，双下肢肌肉萎缩，不能活动，自觉足胫部有热气上蒸，伴胸脘满闷，小便短赤，舌苔薄黄腻，脉细数。

其治则为（）

A.补益肝肾，滋阴清热

B.大补阴阳

C.健脾益气

D.清热润肺，濡养经脉

E.清热燥湿，通利筋脉

29．The police tried to get some clues from the suspect, but he remained________

A．silent

B．quiet

C．calm

D．secret

如右图所示，一个盛水的容器底部有一小孔．静止时用手指堵住小孔不让它漏水，假设容器在下述几种运动过程中始终保持平动，且忽略空气阻力，则(　　)

A．容器自由下落时，小孔向下漏水

B．将容器竖直向上抛出，容器向上运动时，小孔向下漏水；容器向下运动时，小孔不向下漏水

C．将容器水平抛出，容器在运动中小孔向下漏水

D．将容器斜向上抛出，容器在运动中小孔不向下漏水

黏液表皮样癌中黏液细胞不足10%，肿瘤主要由中间细胞及表皮样细胞实性团块组成。病理诊断为

A．高分化黏液表皮样癌

B．中分化黏液表皮样癌

C．低分化黏液表皮样癌

D．黏液表皮样瘤

E．低度恶性黏液表皮样癌

Lobbying groups often try to disguise a financial self-interest by clumsily dressing up their arguments in the guise of concern for the public. You see this tendency in the pharmaceutical industry (21) in energy and lumber companies who like to tout their (22) of the environment. But (23) , two new books argue, are these tactics more (24) a cause for concern than in agribusiness.
Marion Nestle’s "Food Safety: Bacteria, Biotechnology, and Bio-terrorism’ looks at the way the American meat and biotechnology industries have (25) successfully on Capitol Hill (26) stricter federal regulation, which the author argues has undermined the safety of the food supply.
(27) , Maxime Schwartz’s "How the Cows Turned Mad" (28) the origins of mad-cow disease over more than two centuries, and reveals the fallout from the British government’s blind (29) that the disease could not be (30) to humans.
In 1999, Ms Nestle writes in her earlier book, Rosemary Mueklow, the executive director of the National Meat Association, lobbied against President Clinton’s (31) to establish a more thorough testing regime for E. coli 0157: H7, a potentially (32) pathogen.
Ms Muck low’s organization—which represents meatpackers and processors who (33) to discard or reprocess meat found to be infected under the new testing regime—argued on Capitol Hill that (34) microbial testing in meat could actually lead to a greater public health risk (35) confident consumers might relax their own safe-handling procedures at home.

A. anywhere B. nowhere C. somewhereD. elsewhere