Normally a student should attend a certain number of classes to graduate, and each lesson which he attends offers him a credit (学分) which he may count towards a degree. In a lot of American universities the total work for a degree consists of six courses each lasting for one term. A typical course consists of four classes per week; normally a student would expect to take four years attending two terms each year. It is possible to spread the period of work for the degree over a longer period. It is also possible for a student to move between one university and another during his degree course, though this is not in fact done as a regular practice.
For each course that follows a student is given a grade, which is recorded, and the record is available for the student to show to prospective employers. All this imposes a sustainable pressure and strain of work, but despite of this, a few students still find time for great activity in student affairs. Elections to positions in
A. they hate the constant pressure and strain of their study
B. they will then be able to stay longer in the university
C. such positions help them get better jobs
D. such positions are often well paid
People who are hit by lightning and
survive often have long-term effects. These may include memory loss, sleep
disorders, muscle pain and depression. Experts tell people to {{U}} (1) {{/U}} the safety of a building or a hard-top vehicle {{U}} (2) {{/U}} they hear thunder, {{U}} (3) {{/U}} it is not {{U}} (4) {{/U}}. They say lightning can {{U}} (5) {{/U}} as far as sixteen kilometers from any rainfall. Lightning can {{U}} (6) {{/U}} sideways. And at least ten percent of lightning happens {{U}} (7) {{/U}} any clouds overhead that you can see. People who are {{U}} (8) {{/U}} should {{U}} (9) {{/U}} there are not the {{U}} (10) {{/U}} thing around. Bend {{U}} (11) {{/U}} to the ground, but do not {{U}} (12) {{/U}}. And do not stand {{U}} (13) {{/U}} a tree or any tall object. {{U}} (14) {{/U}} water and anything {{U}} ( A. abroad B. outdoors C. indoors D. home [单项选择]带行表的三元组表是稀疏矩阵的一种 ( )
A. 顺序存储结构 B. 链式存储结构 C. 索引存储结构 D. 散列存储结构 [单选题]离断肢体完全缺血时间最长不超过( ) ,可行再植术
A.6h B.12h C.4h D.10h [判断题]大雨雷电、大风大浪等恶劣天气禁止开展室外工作。
A.正确 B.错误 [单项选择]莱姆病播散感染期循环系统损害主要表现为()
A. 心律失常 B. 心肌肥大 C. 主动脉弓扩张 D. 心室肥厚 E. 心脏呈靴型心 [单项选择]选用麻黄汤与桂枝汤最主要的区别指征是()
A. 恶寒与恶风 B. 喘与鼻鸣干呕 C. 无汗与有汗 D. 脉浮紧与脉浮缓 E. 身痛与头痛 [单选题]对逾期支付电费应收取电费违约金的客户,在收取电费时,应一同足额收取电费违约金。如客户交纳的金额不能足额抵交电费本金和电费违约金时,原则上( )。
A.先抵交电费违约金,后抵交电费本金 B.先抵交电费本金,后抵交电费违约金 C.一并交纳至电费本金上 D.一并交纳至电费违约金上 [单选题]3 岁女孩,无意中被发现左上腹有鹅蛋大包块、质硬,随呼吸上下移动,应首先考虑
A.肾结核 B.肾积水 C.脾大 D.肾母细胞癌 E.胰腺囊肿 [单选题]当驾驶舱里EMER EXIT LT电门放在ARM位时,以下说法不正确的是:
A.ACBUS 1断电,客舱应急灯及EXIT符号点亮 B.座舱失去压力后,客舱应急灯及EXIT符号点亮 C.28V DCESS SHE D.BUS断电,临近地板应急撤离标记灯点亮 DNO SMOKE电门置于ON位,EXIT signs点亮 [判断题]目前多雷达系统的雷达接口多是使用RS-485方式的物理接口。
A.正确 B.错误 [多选题]下述关于影响期权价格的论述正确的有()。
A.在其他条件不变的情况下,期权期间越长,期权价格越高 B.协定价格与市场价格间的差距越大,时间价值越高 C.标的物价格的波动性越大,期权价格越高 D.利率提高,股票看涨期权的内在价值下降,而看跌期权的内在价值会提高 [单项选择]骨牵引患者为防止针孔感染,护理应注意( )
A. 除去针孔血痂 B. 全身应用抗生素 C. 移动钢针调正位置 D. 定期更换牵引钢针 E. 每天2次乙醇滴针孔处 [单选题]自我管理指个体对自己本身,对自己的目标、思想、心理和行为等表现进行的管理,自己把自己组织起来,自己管理自己,自己约束自己,自己激励自己,自己管理自己的事务,最终实现自我奋斗目标的一个过程。
根据上述定义,下列属于自我管理的是:
A.小明成绩下滑,他妈妈给他制订了一份整个学期的学习计划 B.小聪完成作业后,“奖励”自己打两个小时的电子游戏 C.小丽决定减肥,每天都严格控制饮食,并且坚持锻炼 D.小林迟疑了很久,最终还是决定把多找的钱还给卖家 [填空题]各岗位不准佩带 上岗(值班站长除外)。
[多项选择]患者男性,45岁,有高血压病史,突发前胸部、后背部剧烈疼痛,持续时间长,不能缓解。磁共振诊断为升主动脉夹层动脉瘤形成。主动脉夹层动脉瘤假腔有哪些特点()。
A. 假腔多见于主动脉弓 B. 血流缓慢,颜色暗淡 C. 其内可见血栓形成 D. 频谱为高速湍流 E. 血流信号延迟出现或者根本记录不到 F. 假腔内径一定比真腔宽 G. 假腔内形成血栓时,假腔内无血流充盈 [单选题]时时刻刻把安全正点、( )、优质服务作为铁路职工职业道德教育的重要内容。
A.尊客爱货 B.遵章守纪 C.团结协作 D.勇于奉献 [单项选择]关于根分叉病变的叙述,下列何者正确()
A. Ⅰ度:牙周袋已达多根牙根分叉区,但分叉内无牙槽骨破坏,X线片上看不到骨质吸收 B. Ⅱ度:分叉区骨吸收仅限于颊侧或舌侧,尚未相通,X线片见牙周膜增宽 C. Ⅲ度:根尖牙槽骨全部吸收,探针可通过根分叉区,X线片见该区骨质小时呈透射区 D. Ⅳ度:根间骨骼完全破坏,牙龈退缩使根分叉区完全开放 E. 以上都对 [判断题]44.对于行政机关适用简易程序作出行政处罚决定的行政案件,也要采用书面笔录的形式履行对被处罚人的告知义务。()
A.正确 B.错误 [单项选择]用Q-开关Nd:YAG激光切开周边虹膜,沟通前后房的手术是()
A. 瞳孔膜阻滞切开术 B. 睫状突光凝术 C. 虹膜周边切开术 D. 小梁网成形术 E. 房角成形术 [单选题]不属于氯霉素的不良反应的是
A.二重感染 B.灰婴综合征 C.各类细胞减少 D.肝毒性 E.再生障碍性贫血 [不定项选择题]在所有蛋白质高级结构中均存在的维系键是( )。
A.肽键 B.氢键 C.二硫键 D.疏水键 [单项选择]患者,女,41岁。精神抑郁善忧,情绪不宁,伴胸胁胀满,脘闷嗳气,不思饮食,大便不调,脉弦。治疗除取主穴外,还应选用的穴位是()
A. 曲泉、膻中、期门 B. 行间、侠溪、外关 C. 通里、心俞、三阴交、太溪 D. 太溪、三阴交、肝俞、肾俞 E. 心俞、脾俞、足三里、三阴交 [简答题]桥上线路设罝拱度的标准是什么?
[填空题]当发现配电箱、电表箱箱体( ) 时,应断开上一级( ),查明带电( ),并作相应处理。
[判断题] 目前全球清洁能源发电装机容量最大的是风电。( )
161 A.正确 B.错误 [简答题]什么是PEM,和PGP有何异同?
[填空题]在放置光纤过程中,打开熔接机的防尘盖和光纤压板,将切好的光纤端迅速放进熔接机内,光纤端头距放电电极(2-3mm ),确认光纤落人V 形槽内后盖上防尘盖。
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