在浮选过程中控制气泡大小和（） 的药剂叫起泡剂。

患者，男，46岁。腹痛腹泻2天，日泻10余次水便，经治已缓，目前口渴心烦，皮肤干瘪，眼窝凹陷，舌淡白苔薄黄，脉细无力。其证候是（）

A.津亏

B.阴虚

C.亡阴

D.外燥

E.实热

什么是“全球眼”业务？主要功有哪些？

2008年5月，松园劳务派遣有限责任公司(简称“松园公司”)与天利房地产开发有限责任公司(简称“天利公司”)签订劳务派遣协议，将李某派遣到天利公司工作。根据有关法律规定。松园公司与天利公司协商劳务派遣协议的下列条款中，不符合法律规定的有：( )

A．李某在天利公司的工作岗位，可不在劳务派遣协议中约定，由天利公司根据需要灵活决定

B．李某在天利公司的工作期限，可以在劳务派遣协议中约定为四个周期，每个周期为半年，每个周期结束前订立新的劳务派遣协议

C．李某在天利公司的劳动报酬，应当在劳务派遣协议中约定

D．双方对劳务派遣协议的内容负保密义务，不得向包括李某在内的任何人披露

德育教育的体谅模式的特征有( )。

A．坚持性善论，尊重儿童发展需求

B．坚持人具有一种天赋的自我实现趋向

C．注重个体认知发展与社会客体的相互作用

D．大力倡导民主的德育观

E．强调按道德认知能力发展的要求进行学校道德教育

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.