题目内容

For this part,you should write a composition on the topic On Information Security (信息安全问题). You should write at least 200 words.

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American architecture is (71) its best when it is concerned with (72) that have a practical purpose. Factories, office buildings, public buildings, rail terminal and airports, and other such (73) show American architecture at its (74) imaginative and graceful, as well as its most (75) . The single most important American (76) design is the skyscraper, a style (77) in the late nineteenth century and since (78) as the trademark of American building. (79) the development of the steel skeleton and brick for buildings, the weight and low strength of stone and brick limited the (80) of the city office buildings (81) about twelve floors. (82) American cities grew larger in closing years of the 19th century, the (83) on which the structures might be placed because more valuable, the (84) for taller buildings increased. The use of steel (85) for construction was a direct response (86) this demand.
The first office building to use the steel frame (87) was constructed in 1884. It soon became clear (88) . a steel--frame. building could rise (89) four times as high us one of brick and stone. In a little more than ten years, the use of steel (90) has revolutionized the design of city office buildings, and the skyscraper was born.

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有些人认为考上公务员就是进了保险箱,但现在很多机关引入考核机制,公务员的“铁饭碗”很容易变“瓷饭碗”,作为新进公务员,你将如何应对这种挑战?

近年来高血压患病人数呈上升趋势,某市总人口数将近1000万,欲了解该市高血压的流行病学特征和主要危险因素,以便有针对性地进行防治,特进行本次调查。问题:1.为了筛选高血压发生的主要相关因素,你准备采用什么流行病学研究方法进行本次调查?2.选择哪些统计学分析方法及相关指标来进行结果分析?3.高血压的防治措施有哪些?

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