服务机构的运作主要包括五项内容，其中专职人员和志愿者的招募、任用和工作分配、训练、报

男，24岁，左大腿及膝部痛，结合图像，最可能的诊断是()

A．骨巨细胞瘤

B．骨囊肿

C．成软骨细胞瘤

D．动脉瘤样骨囊肿

E．骨肉瘤

现代瓶插不准用花泥。

To whom should the master render the Maritime Declaration of Health when the ship arrives at a port outside the territory?（）.

A.Health doctor

B.Health officer

C.Health surgeon

D.Health person

充油电力设备在注油后应有足够的静置时间才可进行耐压试验，静置时间如无制造厂规定，额定电压500kV的设备应大于（）

A.24h

B.48h

C.72h

D.96h

Until the late 1940s, when television began finding its way into American homes, companies relied mainly on print and radio to promote their products and services. The advent of television (1) a revolution in product and service. Between 1949 and 1951, advertising on television grew 960 percent. Today the Internet is once again (2) promotion. By going online, companies can communicate instantly and directly with prospective customers. (3) on the World Wide Web includes advertising, sponsorships, and sales promotions (4) sweepstakes, contests, coupons, and rebates. In 1996 World Wide Web advertising revenues (5) $ 300 million.

Effective online marketers don’t (6) transfer hard-copy ads to cyberspace. (7) sites blend promotional and non-promotional information indirectly delivering the advertising messages. To (8) visits to their sites and to create and (9) customer loyalty, companies change information frequently and provide many opportunities for (10) .

A prototype for excellent (11) promotion is the Ragu Web site. Here visitors can find thirty-six pasta recipes, take Italian lessons, and view an Italian film festival, (12) they will find no traditional ads. (13) subtle is the mix of product and promotion that visitors hardly know an advertising message has been (14) . Sega of America, maker of computer games and hardware, uses its Web site for a (15) of different promotions, such as (16) new game characters to the public and supplying Web surfers the opportunity to (17) games. Sega’s home page averages 250,000 visits a day. To heighten interest in the site, Sega bought an advertising banner on Netscape (18) increasing site visits by 15 percent. Online (19) in Quaker Oats’ Gatorade promotion received a free T-shirt in exchange for answering a few questions. Quaker Oats reports that the online promotion created product (20) and helped the company know its customers better.

19（）

A.customers

B.addicts

C.participants

D.marketers