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【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
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答案
C
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【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
【单选题】
They are _____ moving their office outside London.
A. considered
B. discussing
C. pondering
D. negotiating
【单选题】
Although she _____ the old pot thoroughly, she could not make it look completely clean.
A. scrubbed
B. washed
C. made
D. screwed
【单选题】
The mistake will remain an indelible ____ on his memory.
A. stain
B. thing
C. issue
D. accident
【单选题】
The wheel ____ through my frozen hand, and the car went right across the road.
A. slipped
B. sipped
C. dashed
D. disappeared
【单选题】
The cupboard was ____ with old fishing tackle.
A. stuffed
B. stocked
C. stored
D. filled
【单选题】
The decision depended on the ____ of a coin.
A. loss
B. lot
C. toss
D. sign
【单选题】
Teaching can be a tiring and ____ job.
A. meaningless
B. stressed
C. rewarded
D. stressful
【单选题】
The building is partly a museum and partly a private ____.
A. place
B. area
C. community
D. residence
【单选题】
Stop ______ your foot.
A. tossing
B. wiggling
C. exhibiting
D. reviewing
【单选题】
It was a bloody ___ between the two armies.
A. rebellion
B. encounter
C. meet
D. fight
【单选题】
They conferred on the best way to ______ business.
A. extend
B. adjust
C. expand
D. adopt
【单选题】
We had a party last month, and it was a lot of fun, so let’s have ____ one this month.
A. another
B. the other B. more D. other
【单选题】
I decided to go to the library as soon as I ____.
A. finish what I did
B. finished what I did
C. would finish what I was doing
D. finished what I was doing
【单选题】
The speaker, ______ for her splendid speeches, was warmly received by the audience.
A. having known
B. being known
C. knowing
D. known
推荐试题
【单选题】
模式电门置MAN位,将人工升降速率电门保持在向下位时,放气活门将:___
A. 关闭;
B. 打开;
C. 不动。
D.
【单选题】
配平空气活门的功用是:___
A. 加入冷空气以优化区域温度;
B. 加入热空气以优化区域温度;
C. 调节热空气的压力。
D.
【单选题】
前货舱部件用什么地方的空气通风?___
A. 电子舱内的空气;
B. 从PACK出口直接来的空气;
C. 客舱空气。
D.
【单选题】
前货舱隔离活门按钮电门控制___
A. 排气扇;
B. 压力调节活门;
C. 隔离活门和排气扇。
D.
【单选题】
区域温度控制器如何进行基本的温度调节?___
A. 通过使用最低的区域温度需求;
B. 通过使用三个区域的温度要求;
C. 通过使用最高的区域温度要求。
D.
【单选题】
热配平空气活门主要用于:___
A. 调节PACK出口温度;
B. 通过增加热空气以使相应区域的温度理想化;
C. 调节混合器出来的空气。
D.
【单选题】
压气机过热气动传感器的功用:___
A. 探测到过热时,气动关闭流量控制活门;
B. 用于过热探测和在ECAM上显示;
C. 用于过热探测和把高温信号送给CFDIU。
D.
【单选题】
一旦PACK控制器失效,PACK出口温度由谁控制?___
A. PACK流量控制活门;
B. 旁通活门;
C. 防冰活门。
D.
【单选题】
应急冲压空气进气门位于什么位置?___
A. 机身右下部;
B. 机身左下部;
C. 垂尾处。
D.
【单选题】
用APU引气,PACK流量控制开关选择在低位时,PACK输出什么流量?___
A. 低流量
B. 正常流量
C. 高流量。
D.
【单选题】
用于增压和预增压起始顺序的接口是:___
A. EIU和ADIRU
B. EIU和LGCIU
C. EIU和FMGC。
D.
【单选题】
在地面蒙皮热交换何时工作?___
A. 在开路状态时;
B. 在闭路状态,蒙皮温度上升但小于11℃时;
C. 在闭路状态,蒙皮温度上升但大于11℃时。
D.
【单选题】
在起飞和着陆阶段,PACK冲压空气进气风门会自动关闭,这从那儿来的信号?___
A. 油门杆
B. 空地电门
C. 轮速信号。
D.
【单选题】
在起飞和着陆期间,冲压空气风门处于什么状态?___
A. 全打开;
B. 半开;
C. 全关闭。
D.
【单选题】
在什么地方检查人工设置着陆标高的正确与否?___
A. 从起落架高度电门选择器上的刻度;
B. 在ECAM客舱压力页面;
C. 因为是自动设置的,所以无需检查。
D.
【单选题】
在最大巡航高度(39000英尺)时,客舱正常的最大高度是:___
A. 8000英尺
B. 9550英尺
C. 11300英尺。
D.
【单选题】
增压主要通过什么来完成?___
A. 流量活门;
B. PACK控制器;
C. 外流活门。
D.
【单选题】
正常情况下,PACK1供气给哪些区域?___
A. 前后客舱
B. 驾驶舱
C. 驾驶舱前后客舱。
D.
【单选题】
PACK组件由_______构成___
A. 主次热交换器、ACM和各控制活门
B. 75
C. ZONECONTROLLER和水分离器
D. 热交换器
【单选题】
以下哪个活门不属于PACK组件___
A. PACK流量控制活门
B. 旁通活门
C. 防冰活门
D. A+C
【单选题】
以下说法错误的是___
A. 当PACK1(PACK2)电门松出时,PACK流量控制活门关闭(电动)
B. 当摁压发动机灭火瓶释放电门,(防火按钮即可)PACK流量控制活门自动关闭
C. 当摁压DITCHING电门,PACK流量控制活门自动关闭
D. 当同侧发动机开始启动时,FCV关闭
【单选题】
PACK控制计算机的功能___
A. 根据区域控制计算机的温度要求对相应的PACK组件进行基本的温度调节
B. 根据区域控制计算机的流量要求对相应的PACK组件进行流量的监控
C. 根据相应区域的温度要求,通过对热空气压力调节活门的控制,达到对相应区域温度的控制
D. A+B
【单选题】
ACM中涡轮的作用___
A. 空气在涡轮中膨胀,达到相当低的温度
B. 空气在涡轮中膨胀作功,驱动ACM
C. 根据相应区域的温度要求,通过对热空气压力调节活门的控制,达到对相应区域温度的控制
D. A+B
【单选题】
不属于空调系统使用的气源是___
A. 应急冲压空气引气
B. PACK冲压进气门的引气
C. 发动机引气
D. APU引气
【单选题】
区域温度控制器可以控制()___
A. 各TRIM活门
B. 2个PACKCONTROLLER
C. ACM
D. A+B
【单选题】
温度调节中,ZONECONTROLLER控制区域温度的方法___
A. 根据相应区域的温度要求,通过对热空气配平活门的控制,达到对相应区域温度的控制
B. 参照最低的区域温度需求,对两个PACK组件出口基本温度调节,达到对相应区域温度的控制
C. 根据相应区域的温度要求,通过对热空气压力调节活门的控制,达到对相应区域温度的控制
D. 根据相应区域的温度要求,通过对热空气压力调节活门的控制,达到对相应PACK出口温度的控制
【单选题】
经过配平热空气压力调节活门调节的热空气的压力超过客舱气压压力_______PSI。___
A. 3
B. 4
C. 6
D. 8
【单选题】
再循环风扇的作用是:___
A. 调节空气温度
B. 补充新鲜空气
C. 减少对引气系统的引气需求
D. B+C
【单选题】
PACK组件的作用是:___
A. 调节空气温度
B. 调节空气流量
C. 调节空气压力
D. A+B+C
【单选题】
地面空调车将空调气引入___________
A. PACK组件
B. 混合单元
C. 客舱
D. 引气总管
【单选题】
应急冲压空气进气口emergencyramairinlet将外部空气引入___________
A. PACK组件
B. 混合单元
C. 客舱
D. 主次级热交换器
【单选题】
_________情况下,需要使用应急冲压空气进气口___
A. 一台PACK组件故障
B. 热空气管路故障
C. 两台PACK组件同时故障
D. B+C
【单选题】
混合单元混合________________
A. 来自PACK1组件和来自PACK2组件的空气
B. 来自PACK组件和来自客舱再循环风扇的客舱空气
C. 来自PACK组件和来自热空气管路的热空气
D. B+C
【单选题】
厕所厨房区域的通风空气来自___
A. 客舱
B. 货舱
C. 电子舱
D. 驾驶舱
【单选题】
电子舱系统冷却《ACSC》的功能是:___
A. 计算流量
B. 计算温度
C. 计算压力
D. A+B
【单选题】
通常,混合单元将PACK1的空调气输送至__________,PACK2的空调气输送至_________。___
A. 驾驶舱和前客舱、后客舱
B. 前客舱、后客舱
C. 驾驶舱、前客舱和后客舱
D. 客舱、货仓
【单选题】
择器:将两个温度调高,将一个温度调低,PACK进气门和PACK组件的旁通活门将___
A. 开大一些、开大一些
B. 开大一些、关小一些
C. 关小一些、关小一些
D. 关小一些、开大一些
【单选题】
A320增压客舱压力的保持由________来实现___
A. 外流活门
B. PACK组件
C. 热空气管路
D. A+C
【单选题】
当压缩机出口温度达到_________时,会触发PACK超温警告。___
A. 260°C
B. 215°C
C. 230°C
D. 200°C
【单选题】
当压缩机出口温度达到_________时,PACK流量活门开始减小引气流量。___
A. 260°C
B. 215°C
C. 230°C
D. 200°C
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