[多选题]以下说法正确的是：
A.具有关联关系的境内外机构间发生的代垫费用，原则上不得超过6个月
B.具有关联关系的境内外机构间发生的代垫费用，原则上不得超过12个月
C.具有关联关系的境内外机构间发生的分摊费用，原则上不得超过6个月
D.具有关联关系的境内外机构间发生的分摊费用，原则上不得超过12个月

[判断题]泵送混凝土禁止手握末端软管，应使用辅助工具。
A.正确
B.错误

[单选题]色苷酸钠预防哮喘发作的机制是
A.直接松弛支气管平滑肌
B.有较强的抗炎作用
C.有较强的抗过敏作用
D.阻止抗原与抗体结合
E.稳定肥大细胞膜，抑制过敏介质释放

[单选题]凡作业地点离地面( )m以上,即为高空作业。
A.1
B.2
C.3

[判断题]1 验电时，应使用相应电压等级且检验合格的接触式验电器。——
A.正确
B.错误

[单项选择]测距仪工作在（）频段
A. 108～117.975MHZ。
B. 960～1215MHZ。
C. 108~111.975MHZ。
D. 150～700kHZ。

[填空题]车站终端设备使用工控机，设备供电与服务器和PC机不同，为避免断电后马上来电造成输出电压瞬间过高的现象，要求断电前 ，保障设备断电，不出现瞬间电压。

[单项选择]现在有些儿童因饮食不合理而存在智力发展缓慢的问题，最主要是由于他们缺乏必需的微量元素（）。
A. 钙
B. 铁
C. 磷
D. 锌

[单项选择]In the United States, the main argument for protection of domestic industry is that foreign competition costs Americans their jobs. When we buy Japanese cars, U.S. cars go (1) . This leads to a (2) in the domestic auto industry. When we buy German steel, steelworkers in the nor them part of America (3) their jobs. It is true that when we buy goods from foreign producers, domestic producers in the U.S. (4) .
But there is no reason to believe that the workers thrown out of employment in the contracting sectors will not find jobs in other expanding sectors. Foreign (5) in textiles, for example, has (6) thousands of workers out of work in New England. (7) with the expansion of new industries, the unemployment rate in this area (8) one of the lowest in the country in the mid-1980s. (9) time the United States lost its advantage in textiles (10) countries with larger unskilled labor (11)
A. fell off
B. fell in
C. fell at
D. fell to

[单选题]一份工作票中的非关健词错、漏、多字的修改不应超过（ ）处，否则应重新填写。
A.3
B.4
C.5
D.6

[判断题]验电接地过程中可以没有监护人。( )
A.正确
B.错误

[单选题]列车调度员接到热轴报告后，应按热轴预报等级要求果断处理，必要时立即安排停车检查（司机应采用（ ）制动，列车停车后由车辆乘务员负责检查，无车辆乘务员的由司机确认能否继续安全运行）或就近站甩车处理。(技规)
A.常用
B.紧急
C.动力

[单项选择]对耐热要求较高的混凝土工程应选用（）水泥。
A. Ⅰ型硅酸盐水泥
B. 普通水泥
C. 矿渣水泥
D. Ⅱ型硅酸盐水泥

[单选题]根据《变电安规》，触电急救脱离电源，就是要把触电者接触的那一部分带电设备的（ ）断路器（开关）、隔离开关（刀闸）或其他断路设备断开；或设法将触电者与带电设备脱离开。
A.有关
B.所有
C.高压
D.低压

[单选题]行车速度大于（ ）区段钢桥明桥面的木桥枕必须采用优质木材，断面尺寸应不小于220（宽度）×260（高度）mm
A.120km/h
B.140km/h
C.150km/h
D.160km/h

[单选题]否定之否定规律揭示了（ ）
A.事物的发展是必然性和偶然性的统一
B.事物的发展是量变和质变的统一
C.事物的发展是前进性和曲折性的统一
D.矛盾是事物发展的动力和源泉

[单选题]社会工作者小张为10名有逃学行为的青少年开展小组活动。小张与他们一起分析逃学的原因，其同组组员小王发言思路比较混乱，小张在小王发言后问他：“小王，你刚才讲了家里的基本情况和对老师的看法，下面我们可以深入讨论一下你不想上学的原因吗？”在上述过程中，小张运用了()的技巧。
A.提供信息
B.自我表露
C.及时小结
D.归纳总结

[判断题]ADR、ADL和OBOS既可以应用到个股，也可应用到综合指数。( )

[单选题]下列有关呼吸困难的叙述，正确的是 A.喉头水肿常出现呼气相喘鸣
A.支气管哮喘通常表现为呼气性呼吸困难
B.慢性阻塞性肺病(COP
C.通常是吸气困难
D.肺栓塞患者呼吸困难通常伴有低氧和二氧化碳潴留
E.ARDS患者的呼吸窘迫，面罩给氧即可缓解

[简答题]风疹的概念

[单选题]A企业因自然灾害造成一批库存材料毁损，根据有关增值税专用发票确认其成本为2000元，增值税税额为260元。则该批材料需要转出的进项税额为（　　）元。
A.2260
B.2000
C.260
D.0

[单项选择]有关Apgar评分下列哪项不是恰当的是（）
A. 躯干红，四肢紫2分
B. 每分钟心率>100次2分
C. 呼吸不规则1分
D. 四肢稍屈1分
E. 刺激喉有反射动作1分

[不定项选择题]共用题干 What Should I Say to the Person Who Has Cancer?

It is normal to feel that you don't know what to say to someone who has cancer.You
might only know the person casually,or you may have worked______(1)or lived
near each other for many years and have a closer relationship.The most important
___________(2)you can do is to acknowledge the situation in some way一whatever is
most comfortable for you．You can show interest and concern,you can express
encouragement,or you_________(3)offer support. Sometimes the simplest
expressions of concern are the______(4)meaningful,
While it is good to be encouraging,it is also important_________(5)to show false
optimism or to tell the person with cancer to always have a positive attitude.Doing
_________(6)things may discount their fears,concerns,or sad feelings.It is also
tempting to say that you know __________(7)the person feels.While you may know this
is a difficult time,no one can know exactly how the person with_______(8)feels.
Humor can be an important way________(9)coping.It is also another source of
support and encouragement.Let the person with cancer________(10)the lead; it is
healthy if they find something funny about a side effect,like hair loss or increased appetite,
and you can certainly join_________(11)in a good laugh.This can be a great way to
relieve stress and to take a break from the_________(12)serious nature of the situation.
When the person with cancer looks good, let them know! Refrain（忍住）
_____(13)comments when their appearance isn't as good,such as"You're
looking pale"or"You've lost weight".Cancer and its treatment can be very unpredictable.
Be prepared for good days and bad________(14).
Refrain from telling the person with cancer stories about family members or friends who
have had cancer. Everyone is different,and these stories may not be helpful.Instead,it
is better simply to tell them you know________(15)about cancer because you've been through it with someone else. _________(8)
A.disease
B.feelings
C.concerns
D.cancer

[单选题] 运行途中，若冷却塔风机停止工作，主变流器的冷却水温度就会逐渐升高，当其温度大于（）℃时，该节主变流器降功率运行。
A.45
B.55
C.60

[多选题]电容器端子箱内加热器设置，应满足（　　）要求。［《国家电网有限公司输变电工程质量通病防治手册（2019年版）》1.4.2］
A.A.加热元件应安装在二次盘（柜）下部
B.与盘（柜）下部其他电气元件和二次电缆的距离不宜小于80mm，若距离无法满足要求，应增加热隔离措施
C.加热器的电源线应使用耐热绝缘导线
D.加热器的接线端子应在加热器上方

[单选题]扑救带有彩钢屋面板的钢结构建筑火灾时,首先采取的措施是( )
A.开启排烟窗或破拆局部结构,进行排烟.排热
B.充分冷却,防止坍塌
C.重点突破,组织人员物资疏散
D.登高射水灭火

[单项选择]

The "main storage" normally means that part of internal storage into which instructions and other data must be loaded for subsequent execution or processing. In large computing systems, the term "main storage" is (71) to "memory". "Buffer" mainly indicates a special-purpose storage or storage area allowing, through (72) storage, the data transfer between two functional units having different transfer characteristics. A buffer storage is used between non-synchronized devices or where one is (73) and the other is parallel or between those having different trans far rates. " (74) (memory)" is also a special-purpose buffer storage, smaller and faster than main storage, used to hold a copy of instructions and data obtained from main storage and likely to be needed next by the processor. "Register" is commonly composed of a part of internal storage having a specified storage (75) and
A. sequential
B. serial
C. chain
D. successive

[判断题]1956年，H，FraenkelConrat用烟草花叶病毒所进行的拆分与重建实验，结果也证明DNA是遗传物质的基础。
A.正确
B.错误

[单选题]清客作业人数至少为（ ）人，分别从列车首尾两端进入列车疏散乘客。
A. 2
B. 3
C. 4
D. 5

[判断题]落地前十五分钟，乘务员必须就座，并系好安全带。
A.正确
B.错误

[多选题]故障录波器一般用于大电流接地系统中，记录（ ）
A.三相电流
B.零序电流
C.零序电压
D.三相电压

[多项选择]哪种方式不适合才采用招标方式（）
A. 特殊规格的货物
B. 市场因素十分透明的货物
C. 需要详细条款谈判的货物
D. 紧急采购的货物
E. 有降低成本潜力的货物

[单选题]应用最为普遍，效果可靠的高温消毒灭菌方法是
A.高压蒸汽灭菌法
B.煮沸法
C.燃烧法
D.烤箱烘烤
E.化学气体灭菌法

[判断题]职业健康检查评价周期为每年一次，职业健康检查中发现群体反应现象，须组织进行作业环境职业卫生学调查、评价，及时提出处理意见。(　　)
A.正确
B.错误

[判断题]终缩聚釜搅拌器扭距上升，表明聚酯熔体的粘度下降。（）