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问题 单项选择题 B1型题

出自我国古医书《古今医统》的内容是（）。

A."启我爱医术，复爱世间人，愿绝名利心，尽力为病人。"

B."医本活人，学之不精，反为夭折。"

C."先知儒理，然后方知医理……。"

D."我愿尽余之能力及判断力所及，遵守为病家谋利益之信条。"

E."留神医药，精通方术……以善其生。"

答案

参考答案：B

选择题

小明设计了一个有高、中、低三档火力的电火锅，其简化电路如图所示，S为单刀多掷开关，R1、R2、R3为电热丝．当该电火锅处于高档火力时，开关S所接触的是（　　）

A．触点“1”

B．触点“2”

C．触点“3”

D．触点“4”
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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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