[单选题]' 薄壁轴瓦修理一般采取-我要搜题网

[单选题]下列关于外国近现代史上的事件表述不正确的是()。
A.1519年葡萄牙人麦哲伦开始了人类第一次环球航行
B.伽利略在1609年用自制的天文望远镜发现了许多星体，为“日心说”提供了依据
C.瓦特发明了一种称为“珍妮机”的手摇纺纱机
D.日本在明治维新之后逐渐从一个闭关锁国的封建国家转变为资本主义国家

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[多选题]应用青霉素过程中需要重做过敏试验的是（）
A.曾使用青霉素，但已停药12小时以上
B.曾使用青霉素，但已停药24小时以上
C.曾使用青霉素，但已停药3日
D.使用过程中改用不同生产批号的制剂
E.使用过程中出现皮肤瘙痒等症状

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[单项选择]哪个部位的急性心肌梗死最易发生房室传导阻滞（）.
A. 前壁心肌梗死
B. 后壁心肌梗死
C. 侧壁心肌梗死
D. 下壁心肌梗死
E. 左房心肌梗死

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[单项选择]女，22岁，苍白、乏力2周。淋巴结及脾大，白细胞计数34×10/L，骨髓中原始细胞占85%，过氧化物酶染色阴性。最适宜的化疗方案是（）
A. DA方案
B. HA方案
C. HOAP方案
D. VDP方案
E. CHOP方案

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[单项选择]Last week, The Washington Post ran a front-page story that said most stay-at-home morns aren’t S. U. V. — driving, daily yoga-doing, latte-drinking.upper-middle-class women who choose to leave their high-powered careers to answer the call to motherhood. Instead, they are disproportionately low-income, non-college educated, young and Hispanic or foreign-born: in other words, they are women whose horizons are greatly limited and for whom the cost of child care. very often, makes work not a workable choice at all.
These findings, drawn from a new report by the Census Bureau, really ought to lead us to reframe our public conversations about who mothers are and why they do what they do. It should lead us away from all the moralistic bombast about mothers’ "choices" and "priorities". It should get us thinking less about choice, in fact, and make us focus more on contingencies-the objective conditions that drive women’s lives. And they should propel us to think about the choices that we

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[单项选择]

Like all the huge metropolises of the world, there are lots of diversions both outdoors and indoors in Chicago. The Art Institute of Chicago has one of the world’s (1) art collections, including more French Impressionist paintings than even in the Paris Louvre itself. The Field Museum of Natural History and the Museum of Science and Industry are also great historical and cultural treasure houses to (2) as well as entertain children and adults (3) In the Field Museum one comes (4) a surprisingly big collection of Chinese exhibits from the ancient (5) to the early century. The Sears Tower and the Buckingham Fountain are the pride of the Chicagoans; (6) having 110 storeys is said to be the highest tower in the world and the (7) is the largest fountain in the United States. Lake Michigan is for yachting in summer time, (8) the highlights of Chicago life all the year round are concerts, operas and plays (9) by the ci
A. guarded
B. defended
C. protected
D. forefended