女性，53岁。慢性咳嗽，咳痰20余年，活动后气短5年，诊断为慢性阻塞性肺疾病。既往高血压10余年，一直药物控制良好。今晨剧咳后突感右侧胸痛，呼吸困难加重，听诊右肺呼吸音明显减弱。
为明确诊断，首选的检查方法是（ ）
四、根据下面的文字材料，回答问题。
2007年湖南各季度企业信心指数始终处在135以上的景气高位。其中一季度为137.85，二季度为137.76，三季度137.33，四季度为135.47，表明企业家对我省宏观经济运行的信心保持了稳定。四季度长株潭三市的企业家信心指数平均为143.29，表明企业家对三市的经济发展前景看好。
四季度各大行业企业家信心指数与三季度相比升少降多。其中交通运输、仓储和邮政业、批发和零售业以及住宿和餐饮业企业家信心指数分别为108.68、130.79和123.76，比上期上升3.5、0.76和1.68点；工业、建筑业、房地产业、社会服务业以及信息传输、计算机服务和软件业企业家信心指数分别为135.29、143.63、138.07、143.75和154.39，比上期下降2.87、2.19、7.38、1.15和2.46点。
各种登记注册类型企业家信心指数有升有降。2007年集体企业、股份有限企业和外商及港、澳、台投资企业的企业家信心指数分别为112.39、148.14和148.97，比上期上升1.93、7.65和9.34点；国有企业、股份合作企业、有限责任公司和私营企业的企业家信心指数分别为135.18、130.3、131.29和120.3，比上期下降1.8、9.06、7.38和6.92点。
大型企业家信心指数上升。四季度信心指数为152.7，比上期上升5.56点；中小型企业家信心指数为125.58，比上期下降2.05点。
从特殊分组看，四季度上市公司和乡镇企业的企业家信心指数为139.38和131.03，比上期分别上升15.07和0.42点。国家重点企业和国有控股企业的企业家信心指数分别为156.81和133.71，比上期下降6.57和0.73点。国家试点企业集团成员的企业家信心指数与上个季度持平。
Man has been storing up useful knowledge about himself and the universe at the rate which has been spiraling upward for 10,000 years.
The (21) took a sharp upward leap with the invention of writing, but even (22) it remained painfully slow for several centuries. The next great leap forward (23) knowledge acquisition did not occur (24) the invention of movable type in the 15th century by Gutenberg and others. (25) to 1500, by the most optimistic (26) Europe was producing books at a rate of 1000 titles per year. This means that it (27) a full century to produce a library of 100,000 titles. By 1950, four and a half (28) later, the rate had accelerated so sharply that Europe was producing 120,000 titles a year. (29) once took a century now took only ten months. By 1960, a (30) decade later, the rate had made another significant jump, (31) a century’s work could be finished in seven and a hal
A. about
B. only
C. more than
D. less than
The evolution of artificial intelligence is now proceeding so rapidly that (26) the end of the century cheap computers (27) larger than portable typewriters will (28) , and that will be able to solve almost any (29) faster and more efficiently than we can. "Intelligence" in a machine, (30) in a human, is best (31) as the ability to solve complex problems swiftly. This (32) involve medical analysis and prescriptions, (33) legal matters— (34) short, replacing the profession of lawyers completely—or in (35) war-grams, in other words (36) governments whether (37) not to go to war. (38) computers have already intensified the deadlines of weapons, the prospect for the future is that they will (39) the more beneficial role of preventing wars. (40) asked to estimate the chances of victory, the computer will analyze facts (41)
A. resolving
B. issuing
C. setting
D. finishing
我来回答:
