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问题 单项选择题 A1/A2型题

患者女，19岁。干咳3个月伴不规则发热，体温波动在37.8～38.5℃，无咯血及关节、肌肉痛，先后多次静脉注射"头孢菌素"仍未见效，现停经50天。查体：消瘦，双颈部可触及成串小淋巴结，活动，无压痛，右上肺可闻及少量湿啰音。胸片示：右上肺大片密度不均阴影，有小空洞形成。该患者最可能的诊断是（）

A.细菌性肺炎

B.支原体肺炎

C.过敏性肺炎

D.干酪性肺炎

E.肺脓肿

答案

参考答案：D

解析：患者有移居史，干咳，不规则低热，消瘦，双颈部可触及成串小淋巴结，右上肺大片密度不均阴影，有小空洞形成，抗感染治疗无效，应高度怀疑肺结核。其典型表现为咳嗽、咳痰、咯血、胸痛、呼吸困难、乏力、盗汗、食欲减退、体重减轻等，育龄妇女可有月经不调。干酪性肺炎系继发型肺结核的一种，故选D。

单项选择题

女性，30岁，月经量增多半年，皮肤瘀点、瘀斑2个月就诊。检验：RBC3.05×1012/L，Hb90g/L，WBC8.9×109/L，PLT22×109/L，血小板相关抗体阳性，骨髓象示巨核细胞增生明显活跃，以颗粒型为主，网织红细胞2.0%。该例最可能的诊断是（）。

A.溶血性贫血

B.原发性血小板减少性紫癜伴缺铁性贫血

C.血栓性血小板减少性紫癜

D.Evans综合征

E.溶血尿毒症综合征
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填空题


The United States counts its population every ten years, and each census reveals that the racial and ethnic mix is changing dramatically, so by the year 2050, the "average" American will not be descended from (1) , but the majority of U. S. residents will trace (2) ancestry to Africa, Asia, the Hispanic world, the Pacific Islands, or the Middle East. Once the United States was a microcosm of European nationalities, (3) the United States is a microcosm of the world. The United States is (4) considered a "melting pot" society by many of its residents. (5) , many people prefer the term "salad bowl." They use this (6) to describe American society. American society will soon be (7) nonwhite. "Melting pot" implies that the different ethnic groups blend together (8) one homogeneous (9) , "salad bowl" (10) that nationalities, like the ingredients in a mixed green salad, retain their cultural (11) . Earlier generations of (12) believed they had to learn English quickly not only to survive but also for (13) .
Now, many immigrant groups do not (14) the same need. Because there are many places in America (15) you can work, shop, get medical care, marry, divorce and die without knowing English. (16) , Chinatown in San Francisco and New York. Also, Los Angeles has many Vietnamese immigrants and immigrants from Mexico. (17) , many immigrant groups want their children to know their (18) culture. Many Hispanics, for instance, want their children to learn (19) English and Spanish and study the Spanish language in school. They are fighting for the (20) to bilingual education in many communities. In many communities they are in the majority.
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