niusouti.com

单选题Before attempting to put out a class “C” fire involving an electric-driven centrifugal pump, you should FIRST （）.A insulate your shoesB ground the fire hoseC secure its power supplyD start the fire pump

题目
单选题
Before attempting to put out a class “C” fire involving an electric-driven centrifugal pump, you should FIRST （）.
A

insulate your shoes

B

ground the fire hose

C

secure its power supply

D

start the fire pump

相似考题

1.What were you doing when the fire______last night?A.broke outB.put outC.set outD.found out

2.The forest fire caused by the volcano is difficult to be______.A. put offB. put onC. put outD. put up

3.The firemen managed to _______ the fire in time.A.preventB.put offC.put outD.light

4.At last firemen have( )a big forest fire in California.A. put offB. put onC. put outD. put with

更多“Before attempting to put out a class “C” fire involving an e”相关问题

  • 第1题：

    Part IV Cloze (20 points) Directions: There are ten blanks in the following passages. And there are five choices marked A), B), C), D) and E). Match each blank with the right choice. Passage One Fire can help people in many ways. Fire can heat water, (41) () your house, give light and cook food. But fire can burn things too. Nobody knows (42) () people began to use fire. One story from Australia tells about a man a very long time ago. He went up to the sun by a rope and brought fire down. Today people know how to (43) () a fire with matches. Children sometimes like to play with them. But matches can be very dangerous. Fire kills people every year. So you must be careful about matches. You should also learn to (44) () fires. Fires need oxygen. Without oxygen they die. There is oxygen in the air. Cover a fire with water, sand, or in an emergency, with your coat or a blanket. This keeps the air (45) () a fire and kills it. Be careful with fire, and it will help you. Be careless with fire, and it might hurt you.

    (1). A.make B.warm C.how D.put out E.from

    (2). A.make B.warm C.how D.put out E.from

    (3). A.make B.warm C.how D.put out E.from

    (4). A.make B.warm C.how D.put out E.from

    (5). A.make B.warm C.how D.put out E.from


    正确答案: (1).B (2).C (3).A (4).D (5).E

  • 第2题：

    A fire involving trash and paper waste would be classified as a ______.

    A.class A

    B.class B

    C.class C

    D.class D


    正确答案：A

  • 第3题：

    Would you like to join me for a quick lunch before class? （） but I promised Tom to go out with him.

    AI'd love to

    BI like it

    CI don't

    DI will


    A
    略

  • 第4题：

    灭火（）

    • A、put out fire
    • B、put on fire
    • C、take on fire
    • D、take off fire

    正确答案:A

  • 第5题：

    立即灭火并将2号货舱附近冷却。（）

    • A、Put out the fire right now and cool hold No.2.
    • B、Put off the fire right now and cool around No.2.
    • C、Put on the fire right now and cool hold No.2.
    • D、Put out the fire right away and cool around hold No.2.

    正确答案:D

  • 第6题：

    class Flow {  public static void main（String [] args） {  try {  System.out.print（"before "）；  doRiskyThing（）；  System.out.print（"after "）；  } catch （Exception fe） {  System.out.print（"catch "）；  }  System.out.println（"done "）；  }   public static void doRiskyThing（） throws Exception {  // this code returns unless it throws an Exception  } }  可能会产生下面哪两项结果？（） 

    • A、before
    • B、before catch
    • C、before after done
    • D、before catch done

    正确答案:C,D

  • 第7题：

    单选题
    Water is used to put out （）.
    A

    oil fire

    B

    electrical fire

    C

    common fire

    D

    special fire


    正确答案： D
    解析： 暂无解析

  • 第8题：

    单选题
    Before attempting to put out a class “C” fire involving an electric-driven centrifugal pump, you should FIRST （）.
    A

    insulate your shoes

    B

    ground the fire hose

    C

    secure its power supply

    D

    start the fire pump


    正确答案： D
    解析： 暂无解析

  • 第9题：

    单选题
    Put out the fire right now and （）around hold No2.
    A

    cool

    B

    heat

    C

    hot

    D

    warm


    正确答案： B
    解析： 暂无解析

  • 第10题：

    单选题
    A fire involving trash and paper waste would be classified as a （）.
    A

    class A

    B

    class B

    C

    class C

    D

    class D


    正确答案： C
    解析： 暂无解析

  • 第11题：

    单选题
    What’s the attitude of many old senior officers for a minor fire?（）
    A

    They would like to call out all hands out for it

    B

    They would rather handle themselves, then call out all hands

    C

    They prefer to put it out by themselves

    D

    They think it is difficulty to call out all hands for a minor fire


    正确答案： C
    解析： 暂无解析

  • 第12题：

    单选题
    ______ after the explosion happened in a factory in Dehui, Jilin on June 3rd, a lot of fire- men rushed to put out the fire.
    A

    Sadly

    B

    Softly

    C

    Shortly

    D

    Suddenly


    正确答案： D
    解析：
    句意：6月3日吉林德惠工厂发生爆炸后不久，许多消防员迅速赶往现场灭火。本题考查副词辨析。shortly不久；sadly悲哀地：softly轻轻地；suddenly突然。根据句意可知答案为C。

  • 第13题：

    The class of fire on which a blanketing effect is essential to extinguish the fire is

    A.Class 'A'

    B.Class 'B'

    C.Class 'C'

    D.Class 'D'


    正确答案：B

  • 第14题：

    IBM now has incentive to______or fire employees before that Dec.15 date.

    A.lay down
    B.lay off
    C.lay aside
    D.lay out

    答案：B
    解析：
    题目意为“现在,IBM在12月15日之前有动机去____或解雇员工。”选项A意为“放下，放弃”；选项B意为“暂时解雇，裁员，停止工作”；选项C意为“把……放在一边”；选项D意为“展示，设计，安排”。结合题干，IBM想要有临时解雇或裁员的打算，故答案B更符合题意。
    　　

  • 第15题：

    public class X {  public static void main（String [] args） {  try {  badMethod（）；  System.out.print（“A”）；  }  catch （Exception ex） {  System.out.print（“C”）；  }  finally {  System.out.print（“B”）；  }  System.out.print（“D”）；  }  public static void badMethod（） {  throw new Error（）；  }  }  What is the result？（）  

    • A、 ABCD
    • B、 Compilation fails.
    • C、 C is printed before exiting with an error message.
    • D、 BC is printed before exiting with an error message.
    • E、 BCD is printed before exiting with an error message.

    正确答案:B

  • 第16题：

    关闭防火门（）

    • A、open fire doors
    • B、close fire doors
    • C、put on fire doors
    • D、put off fire doors

    正确答案:B

  • 第17题：

    现有：  class Flow {  public static void main（String [] args）   try {  System. out .print （"before"） ；   doRiskyThing （ ）  ；   System.out.print （"after "） ；   } catch （Exception fe） {  System.out.print （"catch"） ；   }  System. out .println （ " done"） ；  }  public static void doRiskyThing（） throws Exception{   // this code returns unless it throws an Exception           }}  可能会产生哪两项结果 ？（）  

    • A、 before catch
    • B、 before after done
    • C、 before catch done
    • D、 before after catch

    正确答案:B,C

  • 第18题：

    单选题
    In the event of a flame failure in an auxiliary water-tube boiler, you must（）
    A

    relight the boiler immediately to prevent loss of steam pressure

    B

    relight the fire off the brickwork as the bricks are cherry red

    C

    purge the furnace of any combustible gases before attempting to relight the fire

    D

    speed up the feed pump to prevent dry firing when the burner flame is reestablished


    正确答案： C
    解析： 暂无解析

  • 第19题：

    单选题
    A fire involving aluminum powder would be a class （）.
    A

    A fire

    B

    B fire

    C

    C fire

    D

    D fire


    正确答案： D
    解析： 暂无解析

  • 第20题：

    单选题
    An example of class "A" fire is a/an （）.
    A

    electrical fire in the engine room

    B

    oil fire in the engine room bilges

    C

    oil fire involving a grade A petroleum product

    D

    mattress fire in a stateroom


    正确答案： B
    解析： 暂无解析

  • 第21题：

    单选题
    What did the boy do about the fire?
    A

    He was so afraid that he ran away.

    B

    He managed to put it out.

    C

    He was scared and didn’t know what to do.


    正确答案： C
    解析： 女士提到I think the boy didn’t know what to do，因此C项正确。
    【录音原文】
    　　M: Did you hear about the fire last night?
    　　W: Yes, I did. I think the boy didn’t know what to do.
    　　M: That’s quite true. People need to teach children about fire safety.

  • 第22题：

    单选题
    There is a fire in the crew’s quarters of your vessel. You should（）.
    A

    ventilate the quarters as much as possible

    B

    prepare to abandon ship

    C

    close all ventilation to the quarters if possible

    D

    attempt to put the fire out yourself before sounding the alarm


    正确答案： C
    解析： 暂无解析

  • 第23题：

    单选题
    Would you like to join me for a quick lunch before class? （） but I promised Tom to go out with him.
    A

    I'd love to

    B

    I like it

    C

    I don't

    D

    I will


    正确答案： D
    解析： 暂无解析

  • 第24题：

    单选题
    public class X {  public static void main（String [] args） {  try {  badMethod（）；  System.out.print（“A”）；  }  catch （Exception ex） {  System.out.print（“C”）；  }  finally {  System.out.print（“B”）；  }  System.out.print（“D”）；  }  public static void badMethod（） {  throw new Error（）；  }  }  What is the result？（）
    A

     ABCD

    B

     Compilation fails.

    C

     C is printed before exiting with an error message.

    D

     BC is printed before exiting with an error message.

    E

     BCD is printed before exiting with an error message.


    正确答案： E
    解析： The correct answer is : B is printed and then an error message is printed. The exception catch can not catch an Error because this class does not extend Exception but it implements throwable. 

相关内容