相关试题
【单选题】
血和津液生成的共同物质来源是___
A. 水谷精微
B. 宗气
C. 精
D. 元气
E. 营气
【单选题】
昼行于阳，夜行于阴的气是___
A. 营气
B. 卫气
C. 元气
D. 宗气
E. 肾气
【单选题】
“夺血者无汗”的生理基础是___
A. 肝肾同源
B. 乙类同源
C. 津血同源
D. 精血同源
E. 以上均不是
【单选题】
Q1: What does the man suggest that the woman do this weekend?___
A. Read J .K .Rowling's first book .
B. Go to buy a new Harry Potter book .
C. Watch BBC news about J .K .Rowling .
D. Take her cousin to see a new Harry Potter movie .
【单选题】
Q2: Where did J. K. Rowling come up with the idea for Harry Potter?___
A. At a cafe .
B. On a train .
C. At a cinema .
D. In a bookstore .
【单选题】
Q3: What are J. K. Rowling’s future plans?___
A. She won't write any more books .
B. She will write more magic stories .
C. She hasn't said anything about her future plans .
D. She said she would work on more serious subjects .
【单选题】
Q4: What are the two speakers mainly talking about?___
A. J.K. Rowling's secret .
B. J .K .Rowling's writing plan .
C. A new book by J .K.Rowling.
D. An interview with J .K .Rowling .
【单选题】
Q1: What happened when Stephen tried to remove a bottle of milk from the refrigerator?___
A. He broke the milk bottle .
B. He fell down on the floor .
C. He made a mess inside the refrigerator .
D. He spilled the milk over the kitchen floor .
【单选题】
Q2: What did Stephen’s mother do when she came into the kitchen？___
A. She gave him a long lecture .
B. She shouted at him in anger .
C. She enjoyed the wonderful mess .
D. She cleaned up the mess with him .
【单选题】
Q3: What did Stephen’s mother teach him later?___
A. How to do an experiment .
B. How to carry a milk bottle .
C. How to clean up spilled milk .
D. How to avoid making mistakes .
【单选题】
Q4: What did Stephen learn from this experience?___
A. Mistakes can become learning opportunities .
B. Mistakes are just like scientific experiments .
C. One should sometimes make mistakes .
D. One should try to avoid making mistakes .
【单选题】
Q1: Why is surfing the man’s favorite activity?___
A. Because he likes the sunny weather.
B. Because he wants to challenge himself .
C. Because it can help solve his sleeping problem .
D. Because it can help him forget all his troubles .
【单选题】
Q2: What is the woman going to do this weekend?___
A. To go sailing .
B. To go surfing .
C. To go to the beach .
D. To go to her nephew's .
【单选题】
Q3: What does the woman love doing?___
A. Going to visit relatives.
B. Enjoying the warm sun on the beach .
C. Building sand castles with her niece and nephew .
D. Playing in the sand and jumping in the waves .
【单选题】
Q4: What does the man remember doing with his brothers?___
A. Surfing in the sea .
B. Collecting seashells .
C. Building sand castles .
D. Jumping in the waves .
【单选题】
Q1: According to the survey, what percentage of British adults watched TV in theirfree time?___
A. 89 percent .
B. 84 percent .
C. 76 percent .
D. 71 percent .
【单选题】
Q2: Which age group would be the most likely to visit their friends and relatives?___
A. People aged 16 to 24
B. People aged 25 to 34 .
C. People aged 16 and over .
D. People aged 55 and over .
【单选题】
Q3: What does the speaker say about listening to music as a leisure activity for British people?___
A. People aged 16 to 24 preferred listening to music most .
B. It was getting more and more popular among the British people .
C. It was the third most popular activity among people aged 55 and over .
D. People aged 25 to 34 listened to music more often than those aged 16 to 24 .
【单选题】
Q4: According to the survey, how are leisure activities related to age?___
A. Older people go out to pubs more often . frequently .
B. Younger people go to the cinema less frequently.
C. Older people spend more time reading and gardening .
D. Younger people spend less time visiting friends and family .
【单选题】
Q1: Why was the girl excited?___
A. She is going to have a lot of vanilla ice cream .
B. She won the spelling competition at her school .
C. She is going to the state capital for a competition .
D. She "excellence"correctly,but others didn't .
【单选题】
Q2: What happened when the man was 13 years old?___
A. His family moved to Sacramento to settle down .
B. His family bought him a new suit and a new tie .
C. He went to Sacramento for a spelling competition .
D. He won the first prize in the state spelling competition .
【单选题】
Q3: Why did the man’s mom give him a big hug?___
A. To make him feel better after he lost the first prize .
B. To apologize for not buying him some ice cream .
C. To wish him good luck in the next competition .
D. To congratulate him on winning the first prize .
【单选题】
Q4: What color is the girl going to wear for her next competition?___
A. Red .
B. Blue .
C. Green .
D. Yellow .
【单选题】
Q1: What is this passage mainly about?___
A. Superstitions and science .
B. Tips on how to have good luck .
C. Superstitions in the United States .
D. Rational and superstitious societies .
【单选题】
Q2: According to the passage, what is considered as bad luck?___
A. Walking under a ladder .
B. Dreaming of a black cat .
C. Hanging a mirror in the house .
D. Stepping on one's own shadow .
【单选题】
Q3: Why is it considered bad luck to see a black cat crossing one’s path?___
A. Because black cats look like witches . e witches .
B. Because black cats were thought to be witches .
C. Because black cats bring seven years of bad luck .
D. Because black cats are hard to notice in darkness .
【单选题】
Q4: According to the passage, what will bring people good luck?___
A. Breaking a mirror on purpose .
B. Catching a falling leaf on one's birthday .
C. Finding a on the ground and picking it up .
D. Dreaming of blowing out the candles in one blow .
【单选题】
Q1: How long will the woman spend on her way to and from work by high-speed train?___
A. 4 hours .
B. 2 hours .
C. 1.5 hours .
D. 45 minutes .
【单选题】
Q2: When does the woman arrive back home by subway?___
A. At 8 .
B. At 7 .
C. At 6 .
D. At 5 .
【单选题】
Q3: According to the woman, in what way will the new high-speed train be a big help to her?___
A. She can either read or rest a little on the train .
B. She can read and respond to emails onthe train .
C. She can travel to many different parts of the city .
D. She can go shopping on her way home from work .
【单选题】
Q4: How will the new high-speed train affect the man?___
A. He can take the train to the old part of the city .
B. He can save a lot of money when he takes the train .
C. He can save 20 minutes to go to work with the train .
D. He can take the train to the airport instead of driving .
【单选题】
Q1: How much time on average do Americans spend on their way to work?___
A. About an hour .
B. More than an hour .
C. About half an hour .
D. More than one and a half hours .
【单选题】
Q2: What is the present situation about Americans’ commuting to work?___
A. More and more Americans spend over an hour getting to work .
B. Over 10 percent of Americans spend less than an hour getting to work .
C. Only New York people spend more than 90 minutes getting to work .
D. Over 10 percent of Americans spend more than 90 minutes getting to work .
【单选题】
Q3: Why does Steven choose to have an extreme commute?___
A. Because gas prices are not high .
B. Because the commute is not tiring .
C. Because he can attend a better school .
D. Because he can have his favorite lifestyle .
【单选题】
Q4: Which of the following is the disadvantage of long commutes?___
A. Traffic jams .
B. Expensive housing .
C. Poorer life quality .
D. A tiring and boring trip .
【单选题】
Q1: What did Katy like about Jason’s last Halloween party?___
A. She liked playing an interesting game .
B. She enjoyed seeing many of her old friends .
C. She enjoyed wearing her Halloween costume .
D. She liked the decorations in Jason's front yard .
【单选题】
Q2: What is the actual reason that Katy doesn’t want to attend Jason’s party?___
A. None of her friends likes Jason .
B. None of Jason's guests is young .
C. She wants to go to Linda's party ..
D. She went to Jason's party last year .
【单选题】
Q3: What is special about Linda’s party?___
A. The party will last four hours .
B. Six people will attend the party .
C. They will have huge bags of candy .
D. They will play a new game called "GuessWho ".
【单选题】
Q4: What will Katy do to solve her problem?___
A. Go to Jason's party .
B. Go to Linda's party .
C. Attend both Jason's and Linda's parties .
D. Celebrate Halloween with her parents .
【单选题】
Q1: What is special about this year’s Black Friday shopping?___
A. Some stores offered bigger holiday discounts .
B. Some stores provided more choices of nightlife.
C. Some stores made efforts to attract young people .
D. Some stores opened much earlier than they used to .
推荐试题
【单选题】
当1号发电机网路电门在关位时会出现什么情况？___
A. A1号和2号交流汇流条没有电并且应急发电机自动连接
B. B1号交流汇流条因1号发电机不起作用而由2号发电机供电
C. C1号交流汇流条因1号发电机网路继电器在断开位而由2号发电机供电
D. D1号交流汇流条没有电因为1号发电机网路继电器在断开位并且转换接触器没有闭合
【单选题】
在冷飞机构型(无交流或直流供电)，在哪儿可检查电瓶电压？___
A. A在ECAM电气页面
B. B在电气顶板上
C. C无指示
D.
【单选题】
应急发电机测试期间会发生什么情况？___
A. A应急发电机联机，由热汇流条2供电，且绿液压系统被增压
B. B冲压空气涡轮放出
C. C由于蓝系统已被增压，应急发电机联机
D.
【单选题】
当汇流条联结接触器关闭时，交流汇流条1和2：___
A. A由任何一个主发电机或外部电源供电
B. B仅由APU发电机或外部电源供电
C. C被并联
D.
【单选题】
在空中，仅由电瓶供电时，ACESSSHEDBUS和DCESSSHEDBUS失效：___
【单选题】
静变流机何时工作：___
A. A一直工作
B. B飞机在空中，且只有电瓶供电时
C. C主发电机故障时
D. D只要电瓶有电时
【单选题】
在地面，如果“RATANDEMERGENMANON”(冲压空气涡轮及应急发电机人工接通)按钮按下，会发生什么情况：___
A. A冲压空气涡轮放出
B. B应急发电机起动
C. C什么都不发生
D.
【单选题】
170.在应急电源面板上，如果在“RATANDEMERGEN”(冲压空气涡轮和应急发电机)标签下的故障灯亮，表示什么：___
A. A应急发电机供电，但交流重要汇流条没有电
B. B当1号和2号交流重要汇流条无电并且机轮收起时(前起落架在收上位)，应急发电机未供电
C. C冲压空气涡轮没有放出
D. D当1号和2号交流重要汇流条无电(大于100KT)或直流电瓶汇流条无电时，应急发电机不供电
【单选题】
静变流机将来自电瓶汇流条的直流电转换成：___
A. A单相115伏，400赫兹交流
B. B三相115/200伏，400赫兹交流
C. C单相200伏，400赫兹交流
D. D单相115伏，50赫兹交流
【单选题】
在空中，如果所有主发电机故障，应急发电机不工作，静变流机将供电给___
A. AAPU和发动机起动+重要交流汇流条
B. B发动机起动+重要交流汇流条+重要交流卸载汇流条
C. C发动机起动
D.
【单选题】
外部电源的优先权高于APU发电机___
【单选题】
当APU可用时，如果一台发动机的发电机故障，故障的发电机将由谁代替：___
A. AAPU发电机
B. B另一台发动机的发电机
C.
D.
【单选题】
如果TR1和2都故障，ESSTR会向DCESSBUS供电吗？___
【单选题】
在空中，如果所有发电机都故障，应急发电机不工作，重要直流汇流条由谁供电：___
A. A热汇流条2
B. B重要变压整流器
C. C热汇流条1
D. D以上都对
【单选题】
在空中，如果所有主发电机故障，应急发电机工作，重要直流汇流条由谁供电：___
A. A热汇流条2
B. BESSTR
C. C静变流机
D. D热汇流条1
【单选题】
整体驱动发电机调节___
A. A速度
B. B电压
C. C发电机频率
D.
【单选题】
如果所有主发电机都故障会出现什么情况？___
A. A冲压空气涡轮自动放出并为黄液压系统供电，黄系统驱动应急发电机(假定前起落架未收起)
B. B冲压空气涡轮放出并与应急发电机机械连接
C. C冲压空气涡轮自动放出并为蓝液压系统供电，蓝系统驱动应急发电机(假定前起落架未收起)
D. D必须人工放出冲压空气涡轮
【单选题】
如果交流汇流条1故障，重要交流汇流条由谁供电：___
A. A应急发电机
B. B交流汇流条2
C. C静变流机
D. D热汇流条
【单选题】
如果失去全部供电，重要交流汇流条由谁供电：___
A. A静变流机
B. B应急发电机
C. C以上两者
D. D交流汇流条
【单选题】
在应急外形下，重要交流卸载汇流条：___
A. A在起落架放下时自动卸载
B. B在起落架放下时由静变流机自动供电
C.
D.
【单选题】
在空中，只有一台发电机工作时：___
A. A主厨房自动卸载
B. B辅助厨房自动卸载
C. C所有厨房卸载
D. D所有厨房都不卸载
【单选题】
在空中，能否再次连接整体驱动发电机___
【单选题】
断开整体驱动发电机，按钮应被按下：___
A. A不超过3秒
B. B不超过5秒
C. C超过3秒
D. D直至故障灯熄灭
【单选题】
绿色外部电源按钮“AVAIL”(可用)灯亮表示什么？___
A. A外部电源接上
B. B飞机电网被供电
C. C飞机电网未使用外部电源
D. DAPU发电机未工作
【单选题】
电瓶何时为直流电瓶汇流条(DCBATBUS)供电：___
A. AAPU起动时
B. B失去交流汇流条1时
C. C失去交流汇流条1和2(速度小于100KT)时
D. D以上A和C
【单选题】
当你想检查飞机两个电瓶电压时，必须将电瓶按钮设在：___
A. A自动位
B. B关位
C. C人工位
D. DA和C都可以
【单选题】
电瓶故障灯何时燃亮：___
A. A电瓶电压小于25伏
B. B在空中，电瓶按钮设在关位
C. C充电电流以反常速率增加
D. D电瓶电压大于25伏
【单选题】
在某些情况下，静变流机可由谁供电：___
A. A热汇流条1和热汇流条2
B. B热汇流条1
C. B热汇流条2
D. DACESSBUS
【单选题】
静变流机何时工作？___
A. A一直工作
B. B当只有电瓶供电时
C. C当一台发动机工作失效时
D. D外部电源接通时
【单选题】
重要交流汇流条(ACESSBUS)通常由什么供电？___
A. A1号交流汇流条
B. B2号交流汇流条
C. C应急发电机
D. D电瓶
【单选题】
直流电瓶汇流条可以由什么供电？___
A. A1号直流汇流条或电瓶
B. B1号直流汇流条，2号直流汇流条或电瓶
C. C2号直流汇流条或电瓶
D. D静变流机
【单选题】
接通蓝系统电动泵后，在应急发电机测试过程中，会使：___
A. A冲压空气涡轮放出
B. B应急发电机接通
C. C冲压空气涡轮放出且应急发电机接通
D. D以上都不对
【单选题】
在地面冷飞机形态下，按压RATMANON或EMERELECPWRMANON电门会导致：___
A. A冲压空气涡轮放出
B. B无任何情况发生
C. C应急发电机工作
D. D飞机通电
【单选题】
对于A319,以下说法错误的是：___
A. A．A319最大机载燃油量与A320一样
B. B．A319无散装货舱门
C. C．A319电源系统比A320少一个GCU
D. D．A319有三个饮用水勤务面板
【单选题】
A319和A320的电源发电系统：___
A. A．都是1型BITE系统
B. B．A319是2型BITE系统，A320是3型BITE系统
C. C．A319是1型BITE系统，A320是2型BITE系统
D. D．A319是2型BITE系统，A320是1型BITE系统
【单选题】
关于电源系统的GAPCU，正确的说法是：___
A. A．A319的增强型发电系统里才有此计算机
B. B．作用是改变GCU来的数据格式送到SDAC
C. C．A319将GAPCU的功能合成在GPCU内
D. D．全称是GeneratorandAuxiliaryPowerControlUnit
【单选题】
关于电源系统的EGIU，正确的说法是：___
A. A．是EngineGroundInterfaceUnit的缩写
B. B．A319有两台，A320有三台
C. C．作用是改变GCU来的数据格式送到CFDIU
D. D．A319将EGIU的功能合成在2台GCU内
【单选题】
A319的增强型发电系统有几个控制组件？___
A. A．3个GCU,2个EGIU,1个GPCU
B. B．3个GCU,2个EGIU,1个GAPCU
C. C．3个GCU,1个GAPCU
D. D．2个GCU,一个GAPCU
【单选题】
A319的增强型发电系统自检时由那个控制组件直接同CFDIU交换数据？___
A. A．GAPCU
B. B．GPCU
C. C．GCU
D. D．EGIU
