【单选题】
This traditional ___ is of indigo blue.
A. clothes
B. diversity
C. costume
D. institution
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相关试题
【单选题】
These cigarettes are a ___ of the best tobaccos.
A. blend
B. band
C. mixture
D. mess
【单选题】
The tennis players need total ___ during play.
A. concentration
B. section
C. depression
D. energy
【单选题】
He ___ that he was innocent.
A. announced
B. declared
C. disclosed
D. admitted
【单选题】
Columbus discovered America but did not ___ the new continent.
A. seek
B. investigate
C. search
D. explore
【单选题】
The trees ___their foliage every year.
A. repeat
B. grow
C. refresh
D. renew
【单选题】
Make a list of the various ___.
A. options
B. choice
C. optional
D. samples
【单选题】
I am well aware that this is a ___ job.
A. rough
B. tough
C. wealthy
D. rogue
【单选题】
I found their kindness quite ___.
A. strong
B. overweening
C. keen
D. overwhelming
【单选题】
The captain wasn’t ___ on having him in the team.
A. eager
B. keen
C. overwhelmed
D. anxious
【单选题】
He was ___at the prospect of seeing them again.
A. thrilling
B. blessed
C. thrilled
D. emotional
【单选题】
They ___ against travelling at night in such a dangerous country.
A. consul
B. advocate
C. counsel
D. recommend
【单选题】
It is absolutely vital that food supplied should be ___.
A. sustained
B. enhanced
C. exhausted
D. maintained
【单选题】
He must have had an accident, or he ___ then.
A. would have been here
B. had to be here
C. should be here
D. would be here
【单选题】
It was essential that the application forms ___ back before the deadline (截止日期).
A. must be sent
B. would be sent
C. be sent
D. were sent
【单选题】
We ___ our breakfast when an old man came to the door.
A. just have had
B. have just had
C. just had
D. had just had
【单选题】
The bridge was named ___ the hero who gave his life for the cause of the people.
A. after
B. with
C. by
D. from
【单选题】
It wasn’t such a good dinner ___ she had promised us.
A. that
B. which
C. as
D. what
【单选题】
The road now ___two kilometers beyond the river.
A. develops
B. extends
C. expands
D. widens
【单选题】
It was claimed that the level of alcohol in the man’s blood was ___ to cause an accident.
A. sufficient
B. adequate
C. enough
D. accurate
【单选题】
Medical care reform has become this country’s most important public health ___.
A. question
B. stuff
C. matter
D. problem
【单选题】
His retail business in the city___ rapidly between the wars.
A. enlarged
B. extended
C. widened
D. expanded
【单选题】
Many frogs ___ the sound of their voice using special sacs(囊) in their throat.
A. amplify
B. widen
C. expand
D. enlarge
【单选题】
Some old people don’t like pop songs because they cannot ___ so much noise.
A. resist
B. sustain
C. tolerate
D. undergo
【单选题】
I have kept that portrait where I can see it every day, as it always ___ me of my university days in London.
A. recollects
B. reminds
C. recalls
D. invokes
【单选题】
The article suggests that when a person is under unusual ___ he should be especially careful to have a well-balanced diet.
A. weight
B. stress
C. press
D. nerve
【单选题】
You should hire a more ___ manager than the one you currently have.
A. sufficient
B. effective
C. respective
D. efficient
【单选题】
Surgeons began to ___ their hands and arms with soap and water before operating.
A. scrub
B. enhance
C. rub
D. exhibit
【单选题】
He might let something ___ in a moment of weakness.
A. slip
B. leak
C. to slip
D. to leak
【单选题】
Do not ___ the salad until you are ready to serve.
A. mix
B. toss
C. fling
D. eat
【单选题】
The ___ for which he had fought all his life no longer seemed important to him.
A. aims
B. objectives
C. subjects
D. goals
【单选题】
You should pause and ___ now.
A. tweet
B. ponder
C. squander
D. gossip
【单选题】
Eating too much fat can ____heart disease and cause high blood pressure.
A. contribute to
B. attribute to
C. attest to
D. devote to
【单选题】
It soon ___ that what she loved was not my person but my wealth.
A. widened
B. expanded
C. extended
D. developed
【单选题】
I want to buy a new tie to ___ this brown suit.
A. go into
B. go after
C. go with
D. go through
【单选题】
Our company decided to ___ the contract because a number of the conditions in it had not been met.
A. destroy
B. resist
C. assume
D. cancel
【单选题】
My first ___ was to turn and run.
A. institute
B. institution
C. instinct
D. tuition
【单选题】
I think it’s time I ___ in a new computer.
A. invested
B. insulted
C. interacted
D. impacted
【单选题】
The jeweler will ____ the inside of the ring with her name.
A. carve
B. engrave
C. cut
D. engross
【单选题】
He was bleeding from a _____ on his forehead.
A. lash
B. gash
C. ash
D. sash
【单选题】
Let us go to the next ______ on the agenda.
A. matter
B. debate
C. speech
D. item
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【单选题】
设置在走道和大厅等公共场所内的扬声器,其数量应能保证从一个防火分区内的任何部位到最近一个扬声器的距离不大于___m。
【单选题】
某消防车利用双干线并联供带架水枪,每条干线的长度为5条Φ80mm胶里水带,带架水枪流量为10L/s,该水带并联系统的压力损失为___104PA。(水带的阻抗系数为0.015)
A. 14.875
B. 4.378
C. 8.5
D. 1.875
【单选题】
当建筑C度>50kg/m2时,使用Ф19mm水枪(有效射程为15m)灭火,每支水枪的控制面积可按___m2估算。
【单选题】
在消防车的最大供水高度计算时,沿楼梯铺设水带时,登高水带长度为实际供水高度的___倍。
A. 1.2
B. 1.5
C. 1.8
D. 2.0
【单选题】
某单层木材仓库着火,燃烧面积约240m2,火场上每辆消防车供应2支Φ19mm水枪,有效射程为15m(水枪流量为6.5L/s),灭火用水供给强度为0.2L/s•m2,则需要___辆火场供水战斗车。
【单选题】
CP10型泡沫消防车,其最大泡沫供给量为200L/s,如泡沫灭火供给强度为1L/s•m2,则该泡沫消防车控制火势面积为___m2。
A. 100
B. 150
C. 180
D. 200
【单选题】
一球型液化石油气储罐发生火灾,储罐表面积为400m2,冷却水供给强度为0.2L/s•m2,冷却10分钟,需要___升水。
A. 36000
B. 48000
C. 52000
D. 55000
【单选题】
一级耐火等级建筑物的楼板耐火极限不应低于___。
A. 0.8h
B. 1h
C. 1.5h
D. 1.2h
【单选题】
内置式重型防化服的使用期限一般为___年。
【单选题】
普通水罐消防车的水泵流量一般在___L/s。
A. 60~90
B. 30~60
C. 90~110
D. 10~30
【单选题】
灭火防护服使用年限一般为___年。
A. 2~3
B. 15
C. 1
D. 8~11
【单选题】
利用拉梯在窗口.阳台设置阵地时,拉梯上端必须高出窗口___以上踢蹬,并尽量采取固定措施。
【单选题】
救援人员编组不得少于___人,并指定负责人。
【单选题】
破拆玻璃时,必须站在门窗侧面,从___一角开始破拆。
A. 上方
B. 下方
C. 中间
D. 随意部位
【单选题】
排烟时,必须充分考虑___,合理选择进风口和排烟口。
A. 烟雾大小
B. 烟雾方向
C. 烟雾流速
D. 烟雾流向
【单选题】
使用消防软梯训练时,上端必须固定牢固,固定点不得少于___处。
【单选题】
拉梯登高,竖梯时,梯梁与地面应保持___度的夹角。
A. 40——70
B. 45——75
C. 70——75
D. 60——70
【单选题】
氯气比空气重约___倍。
A. 2.5
B. 3
C. 1.8
D. 2.7
【单选题】
液化石油气储罐,无固定冷却系统或火灾中固定冷却系统受到破坏时,火场冷却任务只能依靠移动灭火设备(消防车等)完成,其冷却水供给强度不应小于___L/s•m2。
A. 0.1
B. 0.15
C. 0.2
D. 0.25
【单选题】
一固定顶立式罐发生火灾,其储罐直径为14m,则其燃烧面积为___m2。
A. 98
B. 196
C. 307.72
D. 153.86
【单选题】
当消防主泵未动作时,采用水泵接合器供水,每启动一个水泵接合器一般可以同时启用___个室内消火栓。
【单选题】
高层教学楼位于两个安全出口的房间疏散门至最近的楼梯间的最大距离为___m。
【单选题】
当常(负)压燃气锅炉距安全出口的距离大于___m时,可设置在屋顶上。
【单选题】
建筑构件在空气中遇明火或在高温作用下难起火,当火源移开后燃烧立即停止,则这种构件是___。
A. 不燃体
B. 难燃体
C. 燃烧体
D. 易燃体
【单选题】
防火墙的材料必须是___。
A. 难燃材料
B. 不燃材料
C. 可燃材料
D. 不燃或难燃材料
【单选题】
耐压___兆帕为高压水带。
A. 4
B. 2.5
C. 1.6
D. 1.3
【单选题】
移动式供气源呼吸器可单人使用,也可___使用。
A. 多人同时
B. 两人同时
C. 3人同时
D. 4人同时
【单选题】
移动式供气源4个气瓶允许每次更换___个空瓶而不中断供气。
【单选题】
在现场供水计划图上,用明显的___标志,标出第一出动的供水车辆。
【单选题】
双轮异向切割锯的锯片___。
A. 要经常更换
B. 可长期使用
C. 只能使用一次
D. 使用15分钟后需更换
【单选题】
手抬机动消防泵具有___的特点。
A. 适用性广
B. 大功率
C. 流量大
D. 供水能力强
【单选题】
PQ8型空气泡沫枪中数字8代表其性能参数中___。
A. 工作压力
B. 泡沫液流量
C. 混合液流量
D. 射程
【单选题】
空气泡沫枪也可以扑救___火灾。
A. 带电设备
B. 固体物质
C. 忌水固体物质
D. 非忌水固体物质
【单选题】
消防安全钩应定期按___工作拉力作载荷检查。
A. 4500牛
B. 450牛
C. 45000牛
D. 45牛
【单选题】
空气呼吸器使用前气瓶压力不能低于___MpA。
【单选题】
AHG-2型氧气呼吸器有效使用时间为___。
A. 30分钟
B. 1小时
C. 2小时
D. 6小时
【单选题】
电绝缘手套最高测试电压为___伏。
A. 500
B. 5000
C. 10000
D. 20000
【单选题】
室内消火栓箱处启动按钮的主要作用是___。
A. 控制消防水泵的启.停
B. 间接启动消防水泵
C. 直接启动消防水泵,同时将信号反馈到消防控制中心
D. 火灾报警