热门试题:
[单项选择]下列哪项不属于清洁能源?
A. 煤炭
B. 天然气
C. 太阳能
[填空题]What advice do doctors give about vitamin C
Doctors recommend vitamin C to ______.
[单选题]拖拉机绞磨两轮胎应在同一水平面上,前后支架应受力平衡。绞磨卷筒应与牵引绳的最近转向点保持( )m以上的距离。
A.4
B.5
C.6
D.7
[单选题]()与人民群众切身利益关系最密切,是人民群众安全感的晴雨表,是社会安定的风向标。
A.政治安全
B.文化安全
C.生态安全
D.社会安全
[单选题]高温场所作业轮换时,应在阴凉通风的安全区域休息,第一时间(),采取将上半身浸没凉水桶等降温措施降低体温,及时补充含钠、钾等元素的功能饮料和高能食品,并检测心肺功能和体温,恢复正常后,才能再次进入高温场所作业。
A. 脱掉上衣
B. 洗脸洗手
C. 大量喝水
D. 浇水降温
[填空题]系统出口有机硫超标的原因有:1.()2.()3.()4.()。
[单选题]警冲标,设在两会合线路线间距离为()的中间。
A.3 m
B.4 m
C.5 m
D.7 m
[判断题]每名被拘留人在拘留期间的个别谈话教育不少于1次。
[单选题]在车站及乘车期间,旅客或( )负责照看导盲犬及照顾导盲犬吃、喝、排泄,请勿影响站车环境卫生。
A.同行成年人
B.乘务员
C.列车长
D.乘警
[多选题]采用流动式起重机组塔时,以下说法正确的是 。
A.必要时停车检查
B.离开地面约80mm时应暂停起吊
C.应匀速起吊
D.吊件下方禁止站人
[多选题]气道痉挛常表现为
A.咽喉部疼痛
B.呼吸困难
C.咳嗽
D.喘鸣
E.咯血
[多项选择]能使尿中HCG(绒毛膜促性腺激素)增高的有()
A. 恶性葡萄胎
B. 绒毛膜上皮癌
C. 妊娠
D. 睾丸畸胎瘤
E. 异位妊娠
[单选题]( )是指联合行文时,由各发文机关的领导共同签发文件。
A.审核
B.签发
C.会商
D.会签
[单项选择]
[听力原文]8-10
W: Hello, Gary. How’re you
M: Fine! And yourself .
W: Can’t complain. Did you have time to look at my proposal
M: No, not really. Can we go over it now
W: Sure. I’ve been trying to come up with some new production and advertising strategies. First of all, if we want to stay competitive, we need to modernize our factory. New equipment should have been installed long ago. M: How much will that cost
W: We have several options ranging from one hundred thousand dollars all the way up to half a million. M: OK. We’ll have to discuss these costs with finance.
W: We should also consider human resources. I’ve been talking to personnel as well as our staff at the factory. M: And what’s the picture
W: We’ll probably have to hire a couple of engineers to help us modernize the factory.
What are the two speakers talking about ()
A. The woman’s proposal on their factory.
B. Some new production and advertising strategies.
C. Hiring a couple of engineers.
D. Talking about personnel
[单项选择]气动薄膜调节阀的动作由调节器送来的()控制,通过连杆件推动阀芯,产生相应位移。
A. 压力
B. 电压
C. 电流
D. 频率
[单项选择]
People express their personalities in their clothes, their cars, and their homes. Because we might choose certain foods to "tell" people (36) about us, our diets can also be an expression of our personalities. For (37) , some people eat mainly gourmet (鲜美的) food, (38) as caviar (鱼子酱) and lobster (龙虾) , and they eat only in (39) restaurants( never in cafeterias or snack bars). They might want to "tell" the world they know (40) the "better things in life."
Human beings can eat many (41) kinds of food, but some people choose not to eat (42) . Vegetarians (素食者) often have more in (43) than just the diet. Their personalities might be (44) , too. For example, vegetarians in the US (45) be creative people, and they might not enjoy competitive (竞技性的) sports (46) jobs. They worry about the (47) of the world, and they probably don’t believe (48) war.
A. cases
B. examples
C. example
D. case
[填空题]The human nose is an underrated tool. Humans are often thought to be insensitive smellers compared with animals, ________ this is largely because, ________ animals, we stand upright. This means that our noses are ________ to perceiving those smells which float through the air, ________ the majority of smells which stick to surfaces. In fact, ________ , we are extremely sensitive to smells, ________ we do not generally realize it. Our noses are capable of ________ human smells even when these are________to far below one part in one million.
Strangely, some people find that they can smell one type of flower but not another, ________ others are sensitive to the smells of both flowers. This may be because some people do not have the genes necessary to generate ________ smell receptors in the nose. These receptors are the cells which sense smells and send ________ to the brain. However, it has been found that even people insensitive to a certain smell ________
A. A.even if
B.if only
C.only if
D. as if
[多选题]电工特种作业人员必须具备的基本条件是( )
A.年龄满18周岁,且不超过国家法定退休年龄
B.身体健康,无妨碍从事电工作业的疾病和生理缺陷
C.具有初中及以上文化程度
D.具备相关的电气安全知识与技能
[单选题]单选题
党的十九届六中全会强调,在全面从严治党上,党的( )、( )、( )、( )能力显著增强,管党治党宽松软状况得到根本扭转,反腐败斗争取得压倒性胜利并全面巩固,党在革命性锻造中更加坚强。
A.自我净化、自我完善、自我革新、自我提高
B.自我净化、自我革新、自我完善、自我提高
C.自我净化、自我提高、自我完善、自我革新
D.自我革新、自我净化、自我完善、自我提高
[单项选择]在财务管理中,对于期望值不同的决策方案,用来衡量风险大小的指标是( )。
A. 标准离差
B. 边际成本
C. 标准离差率
D. 风险报酬率
[多选题]孕妇感染HIV可通过 传播给新生儿。
A.胎盘传染
B.分娩时经软产道感染
C.经母乳喂养感染
D.日常接触感染
[多选题] 员工请病假,需要有哪些资料?() "
A.市级以上医疗机构出具的病假单
B.病情证明
C.病例手册或购药发票
D.用药清单等相关证明"
[单项选择]便血不与大便相混,附于大便表面,或便时点滴而下,或一线如箭,血多而无疼痛的是()。
A. 肛裂
B. 内痔
C. 直肠癌
D. 直肠息肉
E. 肛瘘
[多选题]高处作业应( )。
A.搭设脚手架
B.使用高空作业车
C.使用升降平台
D.采取其他防止坠落的措施
[单项选择]It was the driver's ______ that caused him to step on the gas instead of the brake after his car went over the curb.
A. fraud
B. alarm
C. terror
D. panic
[单选题]对脑和长骨的发育最为重要的激素是
A.生长素
B.性激素
C.甲状腺激素
D.促甲状腺激素
E.1,25-二羟维生素 D3
[判断题]企业应当建立健全内部安全费用管理制度,明确安全费用提取和使用的程序、职责及权限,按规定提取和使用安全费用。( )
A.正确
B.错误
[单选题]( )可能发生阴燃。[中]
A. .塑料
B. .煤
C. .橡胶
D. .蜡烛
[单选题]Office Word属于( )。
A.系统软件
B.应用软件
C.硬件
D.程序软件
[单项选择]百白破加强的时间是()
A. 新生儿
B. 8个月
C. 1岁
D. 1.5~2岁
E. 2~2.5岁
[判断题]ATS可以同时发送18条命令。
A.正确
B.错误
[单选题]《建筑施工安全生产标准化考评暂行办法》规定.项目( ).建筑施工企业应当向项目考评主体提交项目安全生产标准化自评材料
A.开工前
B.完工后办理竣工验收前
C.施工过程中
D.完工前
[多选题](第十六条)现场警戒必须根据( )科学确定警戒区域,划定警戒范围和区域分割,严禁无关人员和车辆进入。
A.灾害类别
B.灾害特点
C.灾害规模范围
D.警戒人员数量
[单选题]商品价格、服务价格一律使用()标明人民币金额。
A.文字
B.阿拉伯数码
C.英文字母
D.字符
[单项选择]某女,37岁。久病湿疹,滋水秽浊,大便溏泄,小溲浑浊不清,舌苔白厚腻,脉濡滑。病属湿邪为患,这些症状反映了湿邪的哪种性质
A. 重着
B. 黏腻
C. 趋下
D. 秽浊
E. 为阴邪
[单选题]前列腺增生患者行B超检查,膀胱逼尿肌处于失代偿状态是指残余尿量超过( )
A.10ml
B.20ml
C.50ml
D.100ml
E .200ml
[单项选择]革兰阴性菌尿细菌定量培养有临床意义的是()
A. <104cfu/ml
B. >104cfu/ml
C. 104~105cfu/ml
D. <105cfu/ml
E. >105cfu/ml
[单选题]电流通过人体最危险的电流路径,
A.从左手到前胸
B.从右手到脚
C.从右手到左手
D.从左脚到右脚