上午9:00,时针和分针成( )角,上午10:00时,时针和分针成( )角。

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问题:

上午9:00,时针和分针成(    )角,上午10:00时,时针和分针成(    )角。

考点:直线,射线,线段,角,度认识钟表
题型:填空题

《天朝田亩制度》具有绝对平均主义性质,主要因为它规定

A.按人口和年龄平均分配土地

B.通过圣库制度平均分配所有农副产品

C.鳏寡孤独废疾者由国库供养

D.废除地主土地所有制

题型:填空题

紫外线灯管消毒,应从灯亮后几分钟开始计时

A.1~3

B.3~5

C.5~7

D.7~9

E.9~11

题型:填空题

B The Culture Debate in the US:Whose Culture Is This ,Anyway 美国的文化辩论:空间是谁的文化?
Part of the debate about culture revolves around issues of perspective and ownership. Within a nation such (1) the United States—a nation whose cultural heritage includes elements from every corner of the world (2) are a great many perspectives coexisting and intertwining in the cultural fabriC.When we all ask (3) as individuals, "what belongs to me, to my culture " we are rewarded with a spectacular variety of (4) ; in this way, different perspectives and ownership of different cultural traditions enriches everyone. But when we ask " (5) belongs to us, to our culture " we ask a much harder question. Do the people of the (6) States, or of any culturally complex human society, necessarily share common cultural elements If so, who gets (7) decide what those elements are
This debate is a crucial one in many cultures throughout the world (8) . In the US, the debate promises to impact the way we educate our children—that is, (9) manner and shape in which culture reproduces itself—and the way we write our laws. In (10) countries, equally crucial issues are at stake.
For many people, what is at stake is the character (11) US national identity. Hirsch argues that this identity needs to become less culturally fragmented; others, like Walker, (12) that the national character gets its strength from cultural diversity, from the freedom (at home and in (13) ) to celebrate, honor, and reproduce different cultural traditions. Those who take this latter view follow the reasoning (14) Shweder, arguing that we need to accept that there are multiple valid cultural perspectives and that two (15) perspectives can both be valid even though they might contradict one another.
Recognize that the position you (16) in this debate about culture—whatever position you take—is a political one with implications (17) what we should value, what we should praise, what we should accept, what we should teach. When (18) reflect on this debate, when you contribute your own voice to the discussion, try to be (19) of the implications that follow from your position. When you listen to the voices of others, try to (20) with awareness, deciding for yourself what is at stake and how their positions relate to your own.

题型:填空题

强度试验的脱模注意事项是什么?

题型:填空题

用于治疗阵发性室上性心动过速的最佳药物是

A.奎尼丁
B.维拉帕米
C.苯巴比妥
D.普鲁卡因胺
E.利多卡因

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