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Unpopular Subjects Is there a place in today’s society for the study of useless subjects in our universities Just over 100 years ago Fitzgerald argued in a well-written letter to Nature that "universities must be allowed to study useless subjects-if{{U}} (51) {{/U}}don’t, who will " He went on to use the example of Maxwell’s electrodynamics(电动力学) as one case where a "useless subject" has been transformed (转换) to a {{U}} (52) {{/U}} subject. Nowadays this argument is again very active in many {{U}} (53) {{/U}} Indeed one suspects that it is one of those arguments that must be fought anew (重新) by each generation. But now there is an {{U}} (54) {{/U}} twist (歪曲，扭曲) -subjects must not only be useful, they {{U}} (55) {{/U}} also be popular enough that A. setting up B. closing down C. financing D. upgrading [单选题]打道钉时,道钉中心距枕木边缘应不小于( )。
A.20 mm B.30 mm C.40 mm D.50 mm [判断题]《电力供应与使用条例》中规定：凡逾期未交付电费的用户，供电企业就可以采取停电措施。
A.正确 B.错误 [多项选择]会议文件汇编不需要将一次会议的全部文件都收录进来，可以考虑收录的文件有（）
A. 会议通知 B. 小组会议记录 C. 会议纪要 D. 公议公报 [单项选择] Is This A Senseless Notion
"There is a senseless notion that children grow up and leave home when they are 18 , and the truth is far from that," sociologist Larry Bumpass of the University of Wisconsin says. Today, unexpected numbers of young adults are living with their parents. " There is a major shift in the middle class," declares sociologist Allan Schnailberg of Northwestern University, whose son, 19, moved back after an absence of eight months.
Analysis cite a variety of reasons for this return to the nest. The marriage age is rising, a condition that makes home and its pleasantness particularly attractive to young people. A high divorce rate and a declining remarriage rate are making economically pressed and emotionally hurt survivors back to parental shelters. For some, the expense of an away-from home college education has become so excessively great that many students now attend local schools. Even after graduation, young people find thei
A. Young adults find housing costs too high. B. Young adults are psychologically and intellectually immature. C. Young adults seek parental comfort and moral support. D. Quite a number of young adults attend local schools. [单选题]下列属于扩张性财政政策工具的是( )。
A.:增加政府支出和增加税收 B.:减少政府支出和增加税收 C.:增加政府支出和减少税收 D.:减少政府支出和减少税收 [单选题]关于飞机积冰,下列正确的是:
A.飞机积冰一般发生在-1~-15℃的温度范围内 B.在-2~10℃温度范围内遭遇积冰的次数最多 C.强烈的积冰主要发生在-4~-8℃的温度范围内 [单选题]只要钢轨与轨枕之间的扣件阻力大于道床抵抗轨枕纵向移动的阻力,焊接长钢轨的温度应力和温度应变的纵向分布规律将完全由( )决定。
A.道床纵向阻力 B.扣件阻力 C.轨枕纵向移动的阻力 D.横向阻力 [单项选择]医疗机构未取得《医疗机构制剂许可证》，配制的制剂品是( )
A. 戒毒药品 B. 麻醉药品 C. 精神药品 D. 放射性药品 E. 医疗用毒性药品 [单选题]直流系统中的备用充电机应()进行1次启动试验,
A.每季度, B.每半年, C.每年, D.每月, [单项选择]粘贴印刷胶版时，要从印刷材料的（）方向开始，边贴边压紧，然后用木锤或胶锤敲紧。
A. 进入 B. 出去 C. 横向 D. 垂直 [判断题]升降人员的主要提升装置在交接班升降人员的时间内,必须正司机操作,副司机监护。()
A.正确 B.错误 [单项选择]患者，男，17岁，反复发作性鼻腔、口腔出血2年，每次出血量约100～300ml，伴有双侧渐进性鼻阻塞，多涕、头昏、耳鸣，左耳听力下降症状。查体：神清，轻度至中度贫血面容。电子鼻咽镜检查：鼻咽部、后鼻孔有淡红色新生物，表面尚光滑。颈部触诊：左侧胸锁乳突肌中段深面触及2个约1.5cm×1cm×0.5cm淋巴结，光滑、活动，无压痛。对此患者手术最好选用的麻醉方式为（）
A. 连续硬膜外麻醉 B. 针刺麻醉+中药麻醉 C. 颈丛麻醉 D. 常规气管插管全身麻醉 E. 气管插管全麻+控制性低血压 [单项选择]下列药物在肾功能损害患者中的血浆蛋白结合率不变的是（）
A. 苯妥英钠 B. 呋塞米 C. 普萘洛尔 D. 地西泮 E. 吗啡 [单选题]1.62 怎样抢救脊柱骨折的伤员?
A.采取保暖措施 B.用软板担架运送 C.用三角巾固定 D.扶持伤者移动 [单选题]VPI型计算机联锁系统人机界面子系统的缩写是（）。
A.VPI B.MMI C.SDM D.RNET [判断题]为了保证税收收入取之有度，税率不能定的过高或过低，应以剩余产品的价值作为取得税收收入的最高限度。
[单选题]颌间结扎固定作为下颌骨骨折坚固内固定术后维持咬合关系时，一般在术后多久可以去除
A.2周 B.3周 C.4周 D.2至3天 E.5周 [单选题]14岁发现右下腹包块2个月，肛诊子宫右侧触及约12cmX1ocm×8cm囊性肿物，光滑，可活动。腹部平片显示右下腹有3个大小不等的钙化点。可能的诊断是
A.囊性畸胎瘤 B.卵巢癌 C.颗粒细胞瘤 D.无性细胞瘤 E.卵巢纤维瘤 [单项选择]
患者男性，26岁，因车祸造成面部外伤，耳、鼻出血。检查见面部两侧不对称，右侧下睑肿胀、淤血，右侧后牙早接触，并有脑脊液耳漏。 以下各项处理措施中，哪项是错误（）A. 姿势引流 B. 用消毒棉球填塞外耳道 C. 耳鼻应经常消毒，保持干净 D. 防止咳嗽和打喷嚏 E. 用抗生素预防感染 [单选题] 汽缸膨胀时，在汽缸纵向中心线上膨胀死点左侧的部分移动方向是( ）
A.向左 B.向右 C.向左且斜向上 D.向左且斜向下 我来回答: 提交
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