【单选题】
当人安静时血主要归藏于___
A. 心
B. 肺
C. 肝
D. 肾
E. 脾
查看试卷，进入试卷练习
微信扫一扫，开始刷题
答案
C
解析
暂无解析
相关试题
【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 .
推荐试题
【单选题】
以下描述那个正确___
A. 若1号和2交流汇流条全部失效，且两个发动机都失去时，冲压空气涡轮（RAT）会自动伸出
B. 若1号和2交流汇流条全部失效，且两个发动机都失去时，冲压空气涡轮（RAT）不会自动伸出
C. 若1号或2交流汇流条失效，冲压空气涡轮（RAT）会自动伸出
D. 若1号或2交流汇流条失效，且单发时，冲压空气涡轮（RAT）会自动伸出
【单选题】
发电机控制组件（GCU）控制每台主发电机的供电，其主要功能是：___
A. 控制发电机的频率和电压
B. 通过控制相应的发电机供电接头（GLC)来保护整个网络
C. 以上A和B
【单选题】
飞机上有几个变压整流器（TR）：___
A. 三个，两个主变压整流器，TR1,TR2何一个主变压整流器TR
B. 四个，两个主变压整流器TR1,TR2何一个主变压整流器TR，第四个TR转为APU启动或APU电瓶充电使用
C. 两个，主变压整流器TR1和TR2
【单选题】
接触器管理组件(ECMU)可提供无中断电源转换，该功能：___
A. 避免汇流条电源在地面和空中正常形态下电源转换时中断
B. 避免汇流条电源在地面和空中，正常或紧急形态下电源转换时中断
C. 避免汇流条电源在地面正常形态下电源转换时中断，空中时该功能被抑制
【单选题】
若外部电源A和B均连接：___
A. A对右边的汇流条有优先权，B对左边的汇流条有优先权
B. A对左边的汇流条有优先权，B对右边的汇流条有优先权
C. A对左边和右边的汇流条均有优先权B对左边和右边的汇流条均有优先权
【单选题】
当落地后双发滑行APU启动完成时，飞机汇流条由谁供电：___
A. 左边的汇流条由APU供电，右边的汇流条由右发发电机供电
B. 左边的汇流条由左发发电机供电，右边的汇流条由APU供电
C. 左边的汇流条由左发发电机供电，右边的汇流条由右发发电机供电
D. 左右汇流条均由APU供电
【单选题】
地面停车后APU发电机供给整个网络，如果此时将外接电源B接上：___
A. 整个网络由外接电源B供给
B. 整个网络仍由APU供给
C. 外接电源B供给左边的汇流条，APU发电机供给右边的汇流条
【单选题】
地面使用APU开车，当左发启动完毕后：___
A. 左发发电机供给左边的汇流条，APU发电机供给右边的汇流条
B. 左发发电机供给整个网络
C. APU发电机供给整个网络
【单选题】
当一号交流汇流条（ACI)失效时：___
A. 主交流汇流条和主变压整流器由应急发电机自动供电
B. 主交流汇流条和主变压整流器由2号交流汇流条自动供电
C. 主交流汇流条和主变压整流器由电瓶自动供电
【单选题】
如果飞行中变压整流器1和主变压整流器均失效：___
A. 变压整流器2为直流汇流条1和2，直流电瓶汇流条和主直流汇流条供电
B. 变压整流器2为直流汇流条1和2，直流电瓶汇流条供电，主直流汇流条失去
C. 变压整流器2为直流汇流条1和2供电，直流电瓶汇流条和主直流汇流条失去
【单选题】
仅电瓶供电的飞行中，电瓶为谁供电：___
A. 主直流汇流条和主交流汇流条供电
B. 主直流汇流条和直流LAND RECOVERY供电
C. 主直流汇流条，直流LAND RECOVERY供电，主交流汇流条和交流LAND RECOVERY
【单选题】
ECAM电气页面上电池电压指示何时变成琥珀色：___
A. 电压V>29伏或V<24伏时
B. 电压V>31伏或V<25伏时
C. 电压V>29伏
D. 电压V<26伏时
【单选题】
当全部交流发电机失效时，一台由绿液压系统驱动的发电机自动向飞机供电，该应急发电机：___
A. 为8.6千伏安-115/200伏-400赫兹的三相发电机，当RAT为绿液压系统提供动力且速度低于260KTS时，输出功率减小为3.5千伏安
B. 为3.5千伏安-115/200伏-400赫兹的三相发电机
C. 为8.6千伏安-115/200伏-200赫兹的三相发电机，当RAT为绿液压系统提供动力且速度低于240KTS时，输出功率减小为3.5千伏安
【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. 主交流汇流条
B. 交流汇流条1和2
C. 交流land recovery
D. 以上a和c
【单选题】
按下应急发电机测试按钮并保持时：___
A. 应急发电机运转（只要绿液压系统增压）并为主交流汇流条和主直流汇流条供电
B. 应急发电机运转（只要绿液压系统增压）并为交流汇流条1，2和主直流汇流条供电
C. 应急发电机运转（只要绿液压系统增压）并为交流汇流条1，2供电
D. 应急发电机运转（只要绿液压系统增压）并为交流汇流条1，2和直流汇流条1，2供电
【单选题】
主交流供电开关上的琥珀色故障灯何时燃亮：___
A. 当主交流汇流条没有供电时
B. 当主交流汇流条由2号交流汇流条供电时
C. 当主交流汇流条由应急发电机供电时
D. 当主交流汇流条由静变流机供电时
