【单选题】
炼油厂是以___为原料进行生产、加工产品的工厂，不仅原材料和产品具有易燃易爆的特点，其生产过程也具备燃烧爆炸的危险，炼油厂发生火灾时，极易发生连锁反应，造成扑救困难、损失严重的后果。
A. 原油
B. 石油
C. 柴油
D. 汽油
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相关试题
【单选题】
大型商场火灾扑救应坚持___的战术原则，优先利用建筑内部的消防设施实施火灾扑救。
A. 以固为主、固移结合
B. 先控制、后消灭
C. 攻防并举、准确迅速
D. 冷却保护、防止爆炸
【单选题】
中队___是形成战斗编成的前提和基础，是中队灭火救援能力强弱的关键因素，它主要由中队车辆装备配备情况、人员数量和人员训练情况所决定。
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】
___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
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【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
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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
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【单选题】
6. A friend of my ____ and I are going to visit_______ next week．
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A. A
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【单选题】
7. She ______ very hard since she came to our school.
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B. B
C. C
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【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
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【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
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【单选题】
10. —I’m going to Flower Bookstore. Could you tell me ______?
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【单选题】
11. How do you like the dishes, Eric?
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【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
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【单选题】
13.You can save money _______ you buy cheaper things.
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【单选题】
14. We will have a _________ holiday after the exam．
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【单选题】
15. —We will build an underground in Xuzhou before 2015．
— Wow, _______! Will it pass our place?
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【单选题】
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【单选题】
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【单选题】
18. —We can invite our teachers to the farewell party next Saturday.
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A. what for B. what C. why not D. why
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【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
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【单选题】
20.—I’m going back to see my grandparents this weekend．
—________．
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【单选题】
21.—Why not take ____ umbrella with the sign “Made in China”? It is useful.
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【单选题】
22. —Do you know the boy________ is sitting next to Peter?
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【单选题】
23. It was dark, ______ I couldnt see what was happening.
A. or B. though C. but D. so
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【单选题】
24.—You can use MSN to talk with Vivien on the Internet.
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【单选题】
25. _______ are you going to the School Uniform Exhibition, Amy ?
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【单选题】
( ) 26. Where does the writer of "The little Prince" come from?
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A. A
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【单选题】
( ) 27. What does the prince do after the fox tells him a secret?
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A. A
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【单选题】
( ) 28. What does "The little Prince" mainly talk about? It' s about _________．
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A. A
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【单选题】
( ) 29. What is the writer's main purpose（目的）in writing this passage？
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A. A
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【单选题】
( ) 30. Why did the father not ask his son not to do this and do that？
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A. A
B. B
C. C
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【单选题】
( ) 31. What would someone learn from this passage？
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A. A
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【单选题】
我国偿还国外贷款，其本息应记入在国际收支平衡表__________
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从经济理性角度分析，当一国存在即期消费的时间偏好时，其合理的经常账户余额应为_______；而当其资本边际生产率较高时，合理的经常账户余额应为__________
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【单选题】
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【单选题】
在存在逆向选择的保险市场上，以下哪种情况最可能发生?___
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一国国际收支逆差会使__________
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【单选题】
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当一国中央银行在公开市场上买入外币债券时，在资产组合分析法下，会导致本币利率和汇率发生以下变化__________
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【单选题】
假定其他条件不变，需求弹性（绝对值）越大，则___
A. 消费者负担的税收越多
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