热门试题:
[单项选择]Most people would be (67) by the high quality of medicine (68) to most Americans. There is a lot of specialization, a great deal of (69) to the individual, a (70) amount of advanced technical equipment, end (71) effort not to make mistakes because of the financial risk which doctors end hospitals must (72) in the courts if they (73) things badly.
But the Americans are in a mess. The problem is the way in (74) health care is organized and (75) . (76) to public belief it is not just a free competition system. The private system has been joined a large public system, because private care was simply not (77) the less fortunate and the elderly.
But even with this huge public part of the system, (78) this year will eat up 84.5 billion dollars—ore than 10 per cent of the U.S. budget--large numbers of Americans are left (79) These include about half the 11 millio
A. boundary
B. restriction
C. confinement
D. limit
[单项选择]校门口流动小摊贩卖的食品,没有商标和生产厂家,对于这些食品,正确的看法是什么?()
A. 这些小食品,味道鲜美,价格便宜,可以购买。
B. 这些小食品的卫生缺乏保障,坚决不要买来吃。
C. 偶尔吃几次,不会有什么问题。
[单选题]装有瓦斯继电器的变压器,安装时应使顶盖沿瓦斯继电器方向有( )升高坡度。
A.0.5%~1%
B.1%~1.5%
C.1%~2%
D.1.5%~2%
[单选题]《铁路旅客运输服务质量规范》规定:安全使用电源,( )使用电源、电器。
A.正确
B.无违规
C.合理
D.规范
[填空题]列尾各种台帐必须().认真填写,不得早填.补填或漏填。
[单选题]影响阵亡率的因素与影响战斗减员的因素基本类同,并且与有密切关系
A.地方医疗机构
B.后方医疗机构
C.师以上救护所能力
D.火线抢救工作
[判断题]审查母联断路器与总进线断路器的联锁与配合是否满足有关规定是10kV受电工程设计图纸审查要点。
A.正确
B.错误
[多选题]下列属于盐酸特性的是( )。
A. 挥发性
B. 刺激性气味
C. 黄色
D. 易燃
[多选题]下列属于社会主义初级阶段基本路线的内容是( )。
A.建设美丽中国
B.以经济建设为中心
C.坚持四项基本原则
D.坚持改革开放
[单选题]葡萄糖重吸收的部位仅限于
A.近端小管
B.髓襻升支
C.髓襻降支
D.远曲小管
E.集合管
[判断题]《铁路旅客运输服务质量规范》(铁总运〔2016〕247号)要求,旅客运输服务工作人员指甲修剪整齐,长度不超过指尖3毫米。
A.正确
B.错误
[单项选择]在玉米()使用喷施宝,能促进茎杆粗壮,增强光合作用,使子实饱满。
A. 苗期和大喇叭口期
B. 抽穗期和灌浆期
C. 苗期和拔节期
D. 拔节期和大喇叭口期
[单项选择]They usually have less money at the end of the project than()at the beginning.
A. which
B. which was
C. they have
D. it is
[判断题]因为耳朵的结构在面部的两侧上,所以对比的强度要超过其他的对比程度。
[不定项选择]环境现状调查中,所遵循的一般原则包括()。
A. 调查范围应大于评价区域
B. 若评价区域边界以外的附近区域遇到重要污染源,可以不必考虑
C. 根据项目所在地的特点,结合各单项评价的工作等级,确定各环境要素现状调查的范围
D. 应首先进行现场调查和测试,然后收集现有资料分析
[单选题]ZD6系列电动转辙机配用的电动机为断续工作制()电动机。
A.直流串激可逆
B.交流串激可逆
C.直流串激不可逆
D.交流串激不可逆
[单选题]热量单位之间换算正确的是( )。
A.1Cal = 0.24J
B.1KCal = 4.18J
C.1KCal = 4.18MJ
D.1KCal = 4180J
[单选题]麻醉药品不产生下列哪一种现象:
A.耐药性
B.依赖性
C.成瘾性
D.习惯性
[判断题]后备式UPS电源在交流电停电时,才由蓄电池供电,经逆变器变换为交流电源向负载供电。
A.正确
B.错误
[单选题] 下列哪些货物不允许变更( )。
A.煤炭
B.军运物资
C.蜜蜂
D.超级超限货物
[简答题]阅读朱自清《背影》中的文段,回答问题
近几年来,父亲和我都是东奔西走,家中光景是一日不如一日。他少年出外谋生,独力支持,做了许多大事。那知老境却如此颓唐!他触目伤怀,自然情不能自已。情郁于中,自然要发之于外;家庭琐屑便往往触他之怒。他待我渐渐不同往日。但最近两年的不见,他终于忘却我的不好,只是惦记着我,惦记着我的儿子。我北来后,他写了一信给我,信中说道,“我身体平安,惟膀子疼痛利害,举箸提笔,诸多不便,大约大去之期不远矣。”我读到此处,在晶莹的泪光中,又看见那肥胖的,青布棉袍,黑布马褂的背影。唉!我不知何时再能与他相见!文章最后写到我的晶莹的泪光,这有什么作用?运用的是什么表现手法?
[单选题]将变压器的一次侧绕组接交流电源,二次侧绕组的电流大于额定值,这种运行方式称为( )运行。
A.空载
B.过载
C.满载
D.轻载
[单项选择]Neither Tom nor John ______ a bike of ______ own.
A. have, their
B. has, his
C. have, his
D. has, their
[单选题]下列可用灸法大炷多壮的是( )
A.、寒邪束表
B.、阳虚暴脱
C.、风寒湿痹
D.、瘀血阻络
E.、阴虚证
[单项选择]下面哪个命令指的是跳转并播放下一帧()。
A. gotoAndPlay();
B. gotoAndStop();
C. nextFrame();
D. nextScene();
[判断题]土石坝这种坝型不能过流,施工导流不方便,但是筑坝材料就地取材,是最早被采用的坝型。
[多选题]根据《旅客和机组携带危险品的航空运输规范》附录A,内含锂电池的便携式电子吸烟装置,包括( )和个人电子尼古丁输送系统等。
A.电子烟
B.电子雪茄
C.电子烟斗
D.个人喷雾器
[单选题]原发性下肢静脉曲张的原因是:
A.深静脉血栓形成
B.静脉壁损坏
C.静脉壁薄弱,内压增高
D.妊娠子宫压迫
E.盆腔肿块压迫
[多选题]新能源发电场、站要根据功率预测需要,建设相应的气象测量系统,确保气象信息的来源;应与当地气象部门合作,逐步建立( ),根据气象预测资料,研究新能源发电规律。
A. A.当前气象信息
B.B.历史气象信息
C.C.发电曲线资料库
D.D.功率曲线资料库
[单项选择]Games originally are entertainment. Contemporary games are very realistic and for this reason they are a (31) of great experience for the player and develop the imagination. Games are entertainment and even more than that. In addition, the statistics of the New York University (32) by Green and Bavelier claim that the player (33) active games get an improvement of some types of brain activity, related to (34) of visual information. In particular, game players cope with problems of (35) tracking several moving objects at the average level of 30% better than people who do not play (36) computer video games. The "gaming" violent experience may not be the cause of violent (37) in reality. (38) of the playing experience will become the priority in making important decisions (39) problems in real life. A game is an abstraction. A player gets abstract tasks and acts according to abstract rules.
Games are al
[单项选择]人身保险合同具有()的性质。
A. 定额给付性
B. 补偿性
C. 代位追偿性
D. 短期性
[单项选择]Text
The evolution of artificial intelligence is now proceeding so rapidly that (26) the middle of this century cheap computers (27) larger than portable typewriters will (28) that will be able to solve almost any (29) faster and more efficiently than we can. "Intelligence" in a machine, (30) in a human, is best (31) as the ability to solve complex problems swiftly. This (32) involve medical analysis and prescriptions, (33) legal matters— (34) short, replacing the profession of lawyers completely or in (35) war games: in other words, (36) governments whether (37) not to go to war. (38) computers have already intensified the deadlines of weapons, the prospect for the future is that they will (39) the more beneficial role of preventing wars. (40) asked to estimate the chances of victory, the computer will analyze facts (41) from th
A. yes
B. not
C. no
D. all
[单项选择]
男性,73岁,吸烟,反复咳嗽,咳痰伴喘息40余年,加重伴发热,右胸痛3天入院。查体:Bp160/90mmHg,T38.3℃,P100次/分,R24次/分,烦躁,口唇发绀,双肺散在哮鸣音和湿啰音,WBC9.3×109/L,N78%,PA0268mmHg、PACO255mmHg。
该患者经综合治疗后症状改善不明显,复查血气示:PAO276mmHg、PACO277mmHg。此时最先可能出现的并发症是()
A. 肺性脑病
B. 右心衰竭
C. 左心衰竭
D. 消化道出血
E. 肾衰竭
[单项选择]腔内超声()
A. 显示腔内黏膜破坏及肿瘤的范围,但不能显示其外侵情况
B. 较好显示肿瘤的外侵情况及有无淋巴结和远处转移
C. 能够多平面显示肿瘤与周围结构的关系
D. 能够清晰显示肠壁5层结构,准确的判断肿瘤浸润深度和与周围结构的关系
E. 能够多平面显示肿瘤与周围结构的关系,但重复性差