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【单选题】
___主要由辖区内建筑物的数量、高度、耐火等级以及建筑物内可燃物的数量所决定,它是确定中队战斗编成的主要依据。
A. 人员装备实力
B. 辖区火灾特点
C. 辖区水源分布情况
D. 中队执勤力量
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B
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【单选题】
___主要由市政供水管网、消防水池、天然水源等组成,它是确定战斗展开模式的主要依据。
A. 人员装备实力
B. 辖区火灾特点
C. 辖区水源分布情况
D. 中队执勤力量
【单选题】
施救5楼被困人员,不宜使用的装备器材是___。(易)
A. 救生绳
B. 15米金属拉梯与挂钩梯联用
C. 救生气垫
D. 举高消防车
【单选题】
十五米拉梯与挂钩梯配合使用可攀登___层以上楼层。(易)
A. 3
B. 6
C. 5
D. 4
【单选题】
Tom is a book lover. ______ likes reading very much. A. He B. She C. You D. It
A. A
B. B
C. C
D. D
【单选题】
—May I listen to the music here, Mr. White? —Sorry, you’d better it like that. A. not to do B. not do to C. dont do D. not do
A. A
B. B
C. C
D. D
【单选题】
3.—Did you have a good time at Lauras birthday party? — Yes, indeed. Its several years ________ I enjoyed myself so much. A. when B. before C. since D. that
A. A
B. B
C. C
D. D
【单选题】
4. —___________ is the Summer Palace from here? About three kilometers away. You can take the No. 35 bus. A. How long B. How far C. How often D. How much
A. A
B. B
C. C
D. D
【单选题】
5. I was looking for a birthday gift for my mother, but I couldnt find ______ suitable. A. anything B. something C. nothing D. everything
A. A
B. B
C. C
D. D
【单选题】
6. A friend of my ____ and I are going to visit_______ next week. A. father; Browns B. father's; Browns C. father; the Browns D. father's; the Browns
A. A
B. B
C. C
D. D
【单选题】
7. She ______ very hard since she came to our school. A. studies B. has studied C. is studying D. studied
A. A
B. B
C. C
D. D
【单选题】
8. — Who will send you to the new school, your mom or your dad? — _______. Ill go there by myself. A. Both B. Either C. Neither D. None
A. A
B. B
C. C
D. D
【单选题】
9.—Well do what we can ____English well this term. —It’s high time for you to work hard. A. study  B.to study  C. be studied   D. be studying
A. A
B. B
C. C
D. D
【单选题】
10. —I’m going to Flower Bookstore. Could you tell me ______? — Sorry, I don’t know. I’m new here. A. where it is B. where was it C. where is it D. where it was
A. A
B. B
C. C
D. D
【单选题】
11. How do you like the dishes, Eric? — Fantastic! Nothing tastes ________. A. nice B. better C. terrible D. worse
A. A
B. B
C. C
D. D
【单选题】
12. ______ Lin Feng has to work late, she always wears a smile on her face. A. Because B. If C. Until D. Though
A. A
B. B
C. C
D. D
【单选题】
13.You can save money _______ you buy cheaper things. A. before B. unless C. if D. until
A. A
B. B
C. C
D. D
【单选题】
14. We will have a _________ holiday after the exam. A. two-month B. two month’s C. two month D. two-months
A. A
B. B
C. C
D. D
【单选题】
15. —We will build an underground in Xuzhou before 2015. — Wow, _______! Will it pass our place? A. what an excited news B. how excited the news is C. what exciting news D. how exciting
A. A
B. B
C. C
D. D
【单选题】
16. — Emily, here’s a dictionary.I hope it will help you in some way. — Thank you.It’s ________ what I need. A. almost B. still C. only D. just
A. A
B. B
C. C
D. D
【单选题】
17. —Oh.I’m hungry.Mum, can I have the hamburger on the plate? —No.It tastes . A. terribly B. terrible C. good D. well
A. A
B. B
C. C
D. D
【单选题】
18. —We can invite our teachers to the farewell party next Saturday. —Yes, ______? I’ll call them at once. A. what for B. what C. why not D. why
A. A
B. B
C. C
D. D
【单选题】
19.You can ________ ask the old man to move away to any other place because he has lived ________ here for at least sixty years. A. hardly; alone B. hard; alone C. hardly; lonely D. hardly; lonely
A. A
B. B
C. C
D. D
【单选题】
20.—I’m going back to see my grandparents this weekend. —________. A. It’s very nice of you B. You’d better hurry C. Say goodbye to them D. Give my best wishes to them
A. A
B. B
C. C
D. D
【单选题】
21.—Why not take ____ umbrella with the sign “Made in China”? It is useful. —What _______ good advice it is!    A. an; a B. a; a C. an; \ D. \; a
A. A
B. B
C. C
D. D
【单选题】
22. —Do you know the boy________ is sitting next to Peter? — Yes. He is Peter’s friend. They are celebrating his ________ birthday. A. who; ninth B. that; ninth C. /; ninth D. which; ninth
A. A
B. B
C. C
D. D
【单选题】
23. It was dark, ______ I couldnt see what was happening. A. or B. though C. but D. so
A. A
B. B
C. C
D. D
【单选题】
24.—You can use MSN to talk with Vivien on the Internet. —I know. But can you tell me ________? A. what I can use it B. when I can use it C. why can I use it D. how can I use it
A. A
B. B
C. C
D. D
【单选题】
25. _______ are you going to the School Uniform Exhibition, Amy ? To learn about different styles of school uniform. A. What B. Where C. Which D. Why
A. A
B. B
C. C
D. D
【单选题】
( ) 26. Where does the writer of "The little Prince" come from? A.England. B.France. C.America. D.China.
A. A
B. B
C. C
D. D
【单选题】
( ) 27. What does the prince do after the fox tells him a secret? A.He cares more about a flower and a sheep. B.He meets many more strange adults on other planets. C.He realizes his love for the rose and he goes back to his planet.   D.He discovers interesting things such as a snake, other roses and a fox
A. A
B. B
C. C
D. D
【单选题】
( ) 28. What does "The little Prince" mainly talk about? It' s about _________. A.the adult world B.the planet B -612 C.a rose and a fox D.the adventure of a young prince
A. A
B. B
C. C
D. D
【单选题】
( ) 29. What is the writer's main purpose(目的)in writing this passage?    A.To tell the readers his life story.    B.To tell people what kind of person his father was.    C.To tell the readers what present he got from his father.    D. To let people know how poor he was.
A. A
B. B
C. C
D. D
【单选题】
( ) 30. Why did the father not ask his son not to do this and do that?    A.Because he felt quite confident of his son.    B.Because he was born from a poor family.    C.Because he was a man of few words.    D.Because he didn't want to be much too strict with his son.
A. A
B. B
C. C
D. D
【单选题】
( ) 31. What would someone learn from this passage?    A.How to live by oneself. B.How to stand on one's own feet.    C.What a good father should do. D.What the self-important is like.
A. A
B. B
C. C
D. D
【单选题】
( ) 32. What may be the proper Chinese for the underlined part in the passage?    A.闲暇时光 B.学费 C.精神空虚 D.经济不足
A. A
B. B
C. C
D. D
【单选题】
( ) 33. Why did Natalie Smith pay for the six cars behind her? A. She had seven tickets. B. She hoped to please others. C. She knew the car drivers well. D. She wanted to show kindness.
A. A
B. B
C. C
D. D
【单选题】
( ) 34. Judy Foreman copied down the phrase because she ___ . A. thought it was beautifully written B. wanted to know what it really meant C. decided to write it on a warehouse wall D. wanted her husband to put it up in the classroom
A. A
B. B
C. C
D. D
【单选题】
( ) 35. Who came up with the phrase according to the passage? A. Judy Foreman. B. Natalie Smith. C. Anne Herbert D. Alice Johnson.
A. A
B. B
C. C
D. S
【单选题】
( ) 36. What can we infer from the last paragraph? A. People should practice random kindness to those in need. B. People who receive kindness are likely to offer it to others. C. People should practice random kindness to strangers they meet. D. People who receive kindness are likely to pay it back to the giver.
A. A
B. B
C. C
D. D
【单选题】
( ) 37.The greatest river for navigation is ___________. A. the Nile B. the Amazon C. the Mekong D. the Mississippi
A. A
B. B
C. C
D. D
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【单选题】
26.PLC___阶段把逻辑解读的结果,通过输出部件输出给现场的受控元件。
A. 输出采样
B. 输入采样
C. 程序执行
D. 输出刷新
【单选题】
27.PLC___阶段根据读入的输入信号状态,解读用户程序逻辑,按用户逻辑得到正确的输出。
A. 输出采样
B. 输入采样
C. 程序执行
D. 输出刷新
【单选题】
28.用PLC控制可以节省大量继电器接触器控制电路中的___。
A. 交流接触器
B. 熔断器
C. 开关
D. 中间继电器和时间继电器
【单选题】
29.继电器接触器控制电路中的时间继电器,在PLC控制中可以用___替代。
A. T
B. C
C. S
D. M
【单选题】
30.继电器接触器控制电路中的计数器,在PLC控制中可以用___替代。
A. M
B. S
C. C
D. T
【单选题】
31.___是PLC主机的技术性能范围。
A. 光电传感器
B. 数据存储区
C. 温度传感器
D. 行程开关
【单选题】
32.___是PLC主机的技术性能范围。
A. 行程开关
B. 光电传感器
C. 温度传感器
D. 内部标志位
【单选题】
33.___不是PLC主机的技术性能范围。
A. 本机I/O数量.
B. 高速计数输入个数
C. 高速脉冲输出
D. 按钮开关种类
【单选题】
34.FX2N系列可编程序控制器光电耦合器有效输入电平形式是___。
A. 高电平
B. 低电平
C. 高电平或低电平
D. 以上都是
【单选题】
35.FX2N可编程序控制器DC输入型,可以直接接人___信号。
A. AC 24 V
B. 4~20 mA电流
C. DC 24 V
D. DC O-5 V电压
【单选题】
36.对于继电器输出型可编程序控制器其所带负载只能是额定___电源供电。
A. 交流
B. 直流
C. 交流或直流
D. 低压直流
【单选题】
37.对于晶体管输出型可编程序控制器其所带负载只能是额定___电源供电。
A. 交流
B. 直流
C. 交流或直流
D. 高压直流
【单选题】
38.对于晶闸管输出型可编程序控制器其所带负载只能是额定___电源供电。
A. 交流
B. 直流
C. 交流或直流
D. 低压直流
【单选题】
39.对于晶体管输出型PLC,要注意负载电源为___,并且不能超过额定值。
A. AC 380 V
B. AC 220 V
C. DC 220 V
D. DC 24 V
【单选题】
40.对于晶闸管输出型PLC,要注意负载电源为___,并且不能超过额定值。
A. AC 600 V
B. AC 220 V
C. DC 220 V
D. DC 24 V
【单选题】
41.FX2N可编程序控制器DC 24 V输出电源,可以为___供电。
A. 电磁阀
B. 交流接触器
C. 负载
D. 光电传感器
【单选题】
42.FX2N可编程序控制器___输出反应速度比较快。
A. 继电器型
B. 晶体管和晶闸管型
C. 晶体管和继电器型
D. 继电器和晶闸管型
【单选题】
43.FX2N可编程序控制器继电器输出型,不可以___。
A. 输出高速脉冲
B. 直接驱动交流指示灯
C. 驱动额定电流下的交流负载
D. 驱动额定电流下的直流负载
【单选题】
44.FX2N可编程序控制器继电器输出型,可以___。
A. 输出高速脉冲
B. 直接驱动交流电动机
C. 驱动大功率负载
D. 控制额定电流下的交直流负载
【单选题】
45.FX2N-20MT可编程序控制器表示___类型。
A. 继电器输出
B. 晶闸管输出
C. 晶体管输出
D. 单结晶体管输出
【单选题】
46.FX2N-40MR可编程序控制器,表示F系列___。
A. 基本单元
B. 扩展单元
C. 单元类型
D. 输出类型
【单选题】
47.可编程序控制器在硬件设计方面采用了一系列措施,如对干扰的___。
A. 屏蔽、隔离和滤波
B. 屏蔽和滤波
C. 屏蔽和隔离
D. 隔离和滤波
【单选题】
48.FX2N系列可编程序控制器输入隔离采用的形式是___。
A. 变压器
B. 电容器
C. 光电耦合器
D. 发光二极管
【单选题】
49.可编程序控制器在输入端使用了___,来提高系统的抗干扰能力。
A. 继电器
B. 晶闸管
C. 晶体管
D. 光电耦合器
【单选题】
50.检查电源电压波动范围是否在PLC系统允许的范围内。否则要加___。
A. 直流稳压器
B. 交流稳压器
C. UPS电源
D. 交流调压器
【单选题】
51.对于可编程序控制器电源干扰的抑制,一般采用隔离变压器和交流滤波器来解决,在某些场合还可以采用___电源供电。
A. UPS
B. 直流发电机
C. 锂电池
D. CPU
【单选题】
52.对于PLC晶体管输出,带感性负载时,需要采取___的抗干扰措施。
A. 在负载两端并联续流二极管和稳压管串联电路
B. 电源滤波
C. 可靠接地
D. 光电耦合器
【单选题】
53.下列选项___不是可编程序控制器的抗干扰措施。
A. 可靠接地
B. 电源滤波
C. 晶体管输出
D. 光电耦合器
【单选题】
54.FX2N系列可编程序控制器输入常开点用___指令。
A. LD
B. LDI
C. OR
D. ORI
【单选题】
55.FX2N系列可编程序控制器常开触点的串联用___指令。
A. AND
B. ANI
C. ANB
D. ORB
【单选题】
56.FX2N系列可编程序控制器并联常闭点用___指令。
A. LD
B. LDI
C. OR
D. ORI
【单选题】
57.FX2N系列可编程序控制器中同路并联连接用___指令。
A. AND
B. ANI
C. ANB
D. ORB
【单选题】
58.在一个程序中,同一地址号的线圈___次输出,且继电器线圈不能串联只能并联。
A. 只能有一
B. 只能有二
C. 只能有三
D. 无限
【单选题】
59.PLC梯形图编程时,有端输出继电器的线圈只能并联___个。
A. 三
B. 二
C. 一
D. 不限
【单选题】
60.PLC控制程序,由___部分构成。
A. 一
B. 二.
C. 三
D. 无限
【单选题】
61.对于小型开关量PLC梯形图程序,一般只有___。
A. 初始化程序
B. 子程序
C. 中断程序
D. 主程序
【单选题】
62.PLC编程时,主程序可以有___个。
A. 一
B. 二
C. 三
D. 无限
【单选题】
63.PLC编程时,子程序可以有___个。
A. 无限
B. 三
C. 二
D. 一
【单选题】
64.___是可编程序控制器使用较广的编程方式。
A. 功能表图
B. 梯形图
C. 位置图
D. 逻辑图
【单选题】
65.可编程序控制器的梯形图规定串联和并联的触点数是___。
A. 有限的
B. 无限的
C. 最多8个
D. 最多16个
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