药物防龋主要使用（）。 A.氟化物 B.氯化钠 C.维生素 D.硅 E.钙制剂

二战后的世界。

材料一：1945年5月9日晚，莫斯科烟花盛放，人们纵情高歌，庆祝反法西斯战争的胜利……然而，就在人们欢庆胜利的激情犹酣之时，时任美国驻苏联使馆参赞乔治?凯南发出了一段惊人的论调：“人们在欢呼跳跃……他们以为战争结束了，而战争才刚刚开始。” ——《乔治?凯南：被误读的遏制政策之父》

材料二：60年代中期建立的欧共体，向着经济政治联盟的方向发展。1992年，欧共体12个成员国正式签署了《马斯特里赫特条约》，并将“欧共体”更名为“欧洲联盟”，同时提出建立共同的外交和安全，以及司法和内政事务的合作。1993年，欧盟正式成立，它标志着欧共体正式由一个经济合作组织向经济和政治双重性质的组织。2002年1月1日，欧元正式启动，全球有三亿“欧洲公民”开始使用欧元。    ——华东师范大学高中历史教材

材料三：漫画《时代的标志》：Welcome to Moscow（莫斯科），据说莫斯科的麦当劳是全世界经营最好的分店。 

材料四：商务部部长陈德铭在中国发展高层论坛2012年会上说,占世界人口19%以上的中国已经正为世界第二大进口国。未来几年，中国将成为世界第一进口国，成为国际上最大市场。 

（1）依据材料一并结合所学知识，说明乔治?凯南说“战争才刚刚开始”这一言论出台的背景。并指出美国在这场“战争”中采取了哪些主要行动。

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（2）运用所学，结合以上材料，阐述对“二战后世界发展”的认识。

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可可豆脂（）.

A．油脂性基质 

B．水溶性基质 

C．栓剂基质 

D．乳化剂 

E．气雾剂的抛射剂

栈S最多能容纳4个元素，现有6个元素按A、B、C、D、E、F的顺序进栈，下列哪一个序列不是可能的出栈序列

A．C、B、E、D、A、F

B．C、D、B、F、E、A

C．A、D、E、C、B、F

D．A、F、E、D、C、B

      你最喜欢的一位作家（或一篇作品，一个人物）是             ，你喜欢的原因是什么？（不少于30字） 

In the following passage, there are 25 blanks representing words that are missing from the context. You are to put back in each of the blanks with the missing word. Write your answers on the ANSWER SHEET. The time for this section is 25 minutes.
Compared with the immediate practical responsibility of the scientist, the (1) of the artist must seem puny. The decision which faces (2) is not one of practical action: of course he will try to throw this (3) into the scale, and that weight, if he is a writer or (4) a painter of genius, may have its effect. For the novelist—in our society the only artist who has a mass audience and at the same time effective economic control of the means of addressing (5) —the hope of some decisive influence is a reasonable (6) . For him, since he takes of all artists (7) is probably the largest portion of his culture as material, there is no (8) escape from the necessity for treating the content of his work seriously than (9) is for the social psychologist he is coming so closely to resemble. The dichotomy which people have tried to establish between artistic proficiency and (10) content is becoming unbearable to almost all sensitive minds. I doubt if it has ever been real— we might have admired Shelley as (11) if he had been indifferent to such things as war and tyranny, though I doubt it; certainly (12) he been indifferent we should never have been led by (13) .
There is no Hippocratic oath in literature, and I am not attempting to draw (14) up. As far as I am concerned, the artist is a human being writ large and his (15) are the ethics of any human being. Perhaps I can best illustrate (16) seems to me the new (17) of those duties of assertion and refusal from one writer, and I do not (18) it is without significance that this (19) projects the whole situation of choice into a scientific parable, the (20) of a pestilence: a (21) many human (22) are called to fight against, called not by any supernatural (23) but by the simple fact that the fight against a plague is (24) like a biological human (25) .