【填空题】
46.无坝取水渠首一般由___，___和___三部分构成。
查看试卷，进入试卷练习
微信扫一扫，开始刷题
刷题
搜题
导入试题
搜题
答案
进水闸|冲沙闸|导流堤
解析
暂无解析
相关试题
【单选题】
The word "wag" (Line 1, Para.1) most probably means _________.
A. move
B. shake
C. bite
D. play
【单选题】
The video cameras were used to catch the dogs' responses because ___________.
A. the dogs were put in the wooden boxes
and tested one at a time
B. it was easier to catch the dogs’s response changes in the tail wagging
C. they enabled the dogs’owners to know
about their dogs’; habit
D. the dogs wagged their tails in different
directions when they were in different
moods
【单选题】
When there are no stimuli, a dog will ___________.___
A. wag to the right
B. no wag at all
C. wag to the left
D. wag to the left and then wag to the right
【单选题】
The purpose of doing the experiment is _________.___
A. to train dogs for their owners
B. to help dogs find companion
C. to help people choose their pet dogs
D. to help people judge the mood of dogs
【单选题】
The underlined word "they" in the last sentence refers to __________.___
A. the trainers
B. the systems
C. the researchers
D. the dogs
【单选题】
The new law passed in Rome will ________.___
A. help improve fishing environment
B. stop people from catching goldfish
C. guarantee better conditions for goldfish
D. discourage keeping goldfish at home
【单选题】
People in Rome believe that the civilization of a city can be judged by _________.___
A. awareness of animal protection
B. exchanges with other cities
C. protection of ancient ruins
D. recognition of animal lovers
【单选题】
The underlined word "compassion" in Para 2 is the closest in meaning to __________.___
A. support
B. pity
C. help
D. love
【单选题】
People may break the law in Turin if they ________.___
A. keep their dogs or cats in cars
B. shut their dogs home all day long
C. raise their cats near ancient ruins
D. feed homeless animals in car parks
【单选题】
We can infer from the passage that _________.___
A. the owners can leave their dogs in hot cars
B. the cat only lives in modern life
C. the new law can prevent cruelty to animals
D. the new law gives recognition to the
people who feed homeless cat
【单选题】
If a person finds getting up early a problem, most probably ________.___
A. he is a lazy person
B. he refuses to follow his own energy cycle
C. he is not sure when his energy is low
D. he is at his peak in the afternoon or evening
【单选题】
Which of the following may lead to family quarrels according to the passage?___
A. Unawareness of energy cycles.
B. Familiar monologues.
C. A change in a family member's energy cycle.
D. Attempts to control the energy cycle of other family members.
【单选题】
If one wants to work efficiently at his low point in the morning, he should __________.___
A. change his energy cycle
B. overcome his laziness
C. get up earlier than usual
D. go to bed earlier
【单选题】
You are advised to rise with a yawn and stretch because it will __________.___
A. help to keep your energy for the day's work
B. help you to control your temper early in the day
C. enable you to concentrate on your routine work
D. keep your energy cycle under control all day
【单选题】
Which of the following statements is NOT true?___
A. Getting off to work with a minimum effort helps save one's energy.
B. Dr. Kletman explains why people reach their peaks at different hours of day.
C. Habit helps a person adapt to his own energy cycle.
D. Children have energy cycles, too.
【单选题】
An effective way to prevent the burnout of young athletes is __________.___
A. to increase their sense of success
B. to make sports less competitive
C. to reduce their mental stress
D. to make sports more challenging
【单选题】
According to the passage sport is positive for young people in that __________.___
A. it can help them learn more about society
B. it enables them to find flaws in themselves
C. it teaches them how to set realistic goals for themselves
D. it can provide them with valuable experiences
【单选题】
Many coaches and parents are in the habit of criticizing young athletes __________.___
A. without realizing criticism may destroy their self-confidence
B. in order to make them remember life's lessons
C. believing that criticism is beneficial for their early development
D. so as to put more pressure on them
【单选题】
According to the passage parents and coaches should __________.___
A. help children to win every game
B. pay more attention to letting children enjoy sports
C. train children to cope with stress
D. enable children to understand the positive aspect of sports
【单选题】
The author's purpose in writing the passage is _________.___
A. to persuade young children not to worry about criticism
B. to stress the importance of positive reinforcement to children
C. to discuss the skill of combining criticism with encouragement
D. to teach young athletes how to avoid burnout
【单选题】
As pointed out at the beginning of the passage, people used to think that air pollution _______.___
A. cause widespread damage in the countryside
B. affected the entire eastern half of the United States
C. had damaged effect on health
D. existed merely in urban and industries areas
【单选题】
As to the greenhouse effect, the author ________.___
A. share the same view with the scientist
B. is uncertain of its occurrence
C. rejects it as being ungrounded
D. thinks that it will destroy the world soon
【单选题】
The underlined word "offset" in the second paragraph could be replaced by _________.___
A. slip into
B. make up for
C. set up
D. catch up with
【单选题】
It can be concluded that ____________.___
A. raising the world's temperature only a few degrees would not do much harm to life on earth
B. lowering the world's temperature merely a few degrees would lead major farming areas to disaster
C. almost no temperature variations have occurred over the past decade
D. the world's temperature will remain constant in the years to come
【单选题】
This passage is primarily about __________.___
A. the greenhouse effect
B. the burning of fossil fuels
C. the potential effect of air pollution
D. the likelihood of a new ice age
【单选题】
What is the major function of paragraph 1?___
A. To arouse the reader's concern.
B. To introduce the theme of the whole passage.
C. To summarize the whole passage.
D. To state the primary uses of TV.
【单选题】
Television, as a source of entertainment, is ________.___
A. not very convenient
B. very expensive
C. quite dangerous
D. relatively cheap
推荐试题
【单选题】
[2][单选]工作期间，专责监护人如需离开工作现场，应由___变更专责监护人，履行变更手续， 并告知全体被监护人员；原、现专责监护人应做好工作交接。
A. ：带班领导
B. ：工作票签发人
C. ：工作负责人
D. ：工作许可人
【单选题】
[7][单选]消防器材的配备、使用、维护和消防通道的配置等应遵守___ 的规定。
A. ：DL 5023
B. ：DL 5027
C. ：LD 5027
D. ：LD 5030
【单选题】
[9][单选]各单位保障职业病病人的合法权益，按规定及时进行职业病诊断鉴定、___、工伤认定和康复治疗。
A. ：行为能力鉴定
B. ：劳动能力鉴定
C. ：职业能力签定
D. ：语言能力签定
【单选题】
[11][单选]作业现场的生产条件、安全设施、作业机具、___和作业环境等应符合国家或行业标准规定的要求。
A. ：人员配置
B. ：交通工具
C. ：安全工器具
D. ：临时线路
【单选题】
[15][单选]《油田企业电力安全工作规程》所规定的低电压是指用于配电的交流电力系统中___V及以下的电压等级。
A. ：220
B. ：380
C. ：1000
D. ：6000
【单选题】
[22][单选]不得安排经期、孕期、哺乳期（婴儿一周岁内）女职工从事国家规定的___等作业，有毒有害和第三级以上体力劳动强度的劳动。
A. ：高处、低温、冷水
B. ：高处、常温、温水
C. ：高处、低温、温水
D. ：低处、低温、冷水
【单选题】
[23][单选]立、撤杆塔过程中基坑内不应有人工作。除指挥人及指定人员外，其他人员应在杆塔高度的___距离以外。
A. ：1.2 倍
B. ：1.5 倍
C. ：1.8倍
D. ：2.0倍
【单选题】
[24][单选]《油田企业电力安全工作规程》适用于油田企业___kV及以下发、输、变、配电运用中的电气设备及其相关场所。
A. ：220
B. ：110
C. ：35
D. ：10
【单选题】
[27][单选]经核对停电作业线路的名称和杆号无误，验明线路确已停电并装设好接地线后，___方可宣布开始工作。
A. ：工作负责人
B. ：工作许可人
C. ：专责监护人
D. ：带班领导
【单选题】
[33][单选]新参加电气工作的人员、实习人员和___的人员，应经过安全知识教育后，方可下现场参加指定的工作，但不应单独工作。
A. ：临时参加劳动
B. ：转岗
C. ：专责监护
D. ：现场检查
【单选题】
[35][单选]在带电设备区域内使用汽车吊、斗臂车时，车身应使用不小于___的软铜线可靠接地。吊臂不应跨越电力线进行作业。
A. ：10mm2
B. ：16mm2
C. ：25mm2
D. ：35mm2
【单选题】
[38][单选]工作许可后，工作负责人应向工作班成员交待工作内容、人员分工、带电部位等危险点和现场安全措施，进行危险点告知，并___。
A. ：逐一确认
B. ：书面记录
C. ：现场确认
D. ：履行确认手续
【单选题】
[40][单选]参与本单位电气工作的外来工作人员在工作前，设备运行管理单位应告知现场电气设备运行状况、危险点和___。
A. ：安全措施
B. ：技术措施
C. ：应急预案
D. ：安全注意事项
欢迎使用我爱刷题
×
微信搜索我爱刷题小程序
温馨提示
×
请在电脑上登陆“www.woaishuati.com”使用