【单选题】
- Can you help me clear up the mess____
A. Yes, it doesn't matter.
B. No, that's OK.
C. Yes, help yourself.
D. No problem.
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相关试题
【单选题】
- Does No.20 bus stop at our school?____
A. I go to school by bus.
B. I'm afraid not.
C. You are welcome.
D. I'll not take No.20 bus.
【单选题】
- Can I help you? ____
A. Sorry, I don't need your help.
B. What help can you give us?
C. I'd like to try on these shoes, please.
D. Thanks. You are welcome.
【单选题】
- Sorry to have kept you waiting. ____
A. That's OK.
B. What are you doing?
C. What's wrong with you?
D. Where have you been?
【单选题】
- What is she?____
A. She is a typist.
B. She is talking to her friend.
C. She is having a holiday.
D. She is my sister.
【单选题】
- That's a beautiful cat. I wonder who it belongs to.____
A. It belongs to the
B. rowns. B.The cat is my favourite too.
C. Mind your own business.
D. I can't say anything more.
【单选题】
- Excuse me, could you tell me the time____
A. You'd better buy a watch.
B. It's three thirty by my watch.
C. Can you see the clock?
D. It's late I think.
【单选题】
- What do you think of the movie we saw last night?____
A. The actress is bad.
B. Terrific!
C. The theatre is bad.
D. Nobody was there.
【单选题】
___ No, thanks. I'm just looking around. I'll let you know if I want anything.
A. Could you help me?
B. What will you buy?
C. Can I help you?
D. Do you like to look around?
【单选题】
- Hello, Peter. What do you do?____
A. I am fine.
B. I am not sick.
C. I am a student from Bonn University.
D. I came from Bonn University.
【单选题】
-Excuse me; can I have a seat here?___
A. Be hurry.
B. Come on.
C. Yes, please.
D. Do you mind?
【单选题】
- Shall we sit up here on the grass or down there near the water?___
A. I'd rather stay here if you don't mind.
B. Sorry, I don't like neither.
C. Certainly, why not?
D. Yes, we like these two places.
【单选题】
- What do you do on Sunday?___
A. I 'm a teacher.
B. I play football.
C. You are a student.
D. They clean rooms.
【单选题】
- Our class won the girls' relay race in our school's sports meeting.___
A. That's right.
B. Thanks a lot.
C. Congratulations!
D. It's a pleasure.
【单选题】
- Hi, is Mary there, please?___
A. Hold on. I'll get her.
B. No, she isn't here.
C. Yes, she lives here.
D. Yes, what do you want?
【单选题】
- I am afraid I can't return the book to you before Friday. ___
A. Don't be afraid
B. Be careful
C. Not at all
D. Take your time
【单选题】
- I really don't know how to thank you enough. ___.
A. No problem
B. Think nothing of it
C. Not at all
D. It doesn't matter
【单选题】
- Must I be home before seven? ___.
A. No, you needn't
B. No, you mustn't
C. Yes, you will
D. No, you won't
【单选题】
-I'm sorry to hear that you failed in the exam______.
A. Not at all
B. Oh, thank you.That's very kind of you
C. You are welcome
D. Yes, I'm really sorry
【单选题】
-I will,______.
A. that's all right
B. thank you
C. all right
D. not at all
【单选题】
-Hello, may I speak to Zhao Hua?_____.
A. My name is Zhao Hua
B. I'm Zhao Hua
C. This is Zhao Hua speaking
D. Zhao Hua is me
【单选题】
___This is Mr Smith speaking now.
A. Who are you
B. Who is that
C. Who are you calling
D. What do you want to say
【单选题】
- I was worried about my maths, but Mr. Brown gave me an A.___
A. Don't worry about it.
B. Congratulations! That's a difficult course.
C. Mr. Brown is very good.
D. Good luck to you!
【单选题】
-Would you go to the concert with me?___, but I'm very busy now.
A. I'd like to
B. Sure
C. No problem
D. Certainly
【单选题】
-I'll be away on a business trip. Would you mind looking at my cat?Not at all. _______.
A. I have no time
B. I'd rather not
C. You can leave
D. I'd be happy to
【单选题】
- Hi, Jim! Nice to meet you.____.
A. Certainly
B. Many thanks
C. OK
D. Nice to meet you, too
【单选题】
- Hello, may I speak to Mike?_____
A. Who are you?
B. Sorry, he isn't in.
C. Thank you very much.
D. Yes, here you are.
【单选题】
- Will you join us for lunch?____.
A. No, I won't
B. Yes, with pleasure
C. Yes, please
D. Yes, help yourself
【单选题】
- Thank you for your great dinner. I really enjoyed it._____you enjoyed it.
A. I'm so glad
B. I'm sorry
C. What a pity
D. Surprisingly
【单选题】
- I heard Susan surprised her teacher by working hard. Yes, ___
A. her teacher worked hard.
B. Susan worked hard.
C. the teacher was surprising.
D. Susan was surprised.
【单选题】
- Peter, don't step on the grass_______.
A. It doesn't matter
B. I can't do it
C. Don't worry
D. Sorry, I won't do it again
【单选题】
- How was your journey to Paris? - ____
A. It went very well.
B. I flew there.
C. I love Paris.
D. Thank you for asking.
【单选题】
- I'm sorry for being late, Mr Lt______.
A. All right
B. That's right
C. Not at all
D. Never mind
【单选题】
- Happy birthday to you! ___!
A. Happy birthday to you
B. I'm very glad
C. That's all right
D. Thank you
【单选题】
- Do you like country music?___.
A. Yes, I like basketball a lot
B. It's far too crowded
C. Yes, I'm crazy about it
D. Oh, it's funny
【单选题】
- Have a cup of tea, ____? Thanks a lot.
A. don't you
B. haven't you
C. shall we
D. will you
【单选题】
- Thank God.It's Friday again.A nice weekend!___.
A. Me too
B. Yes,I'll be free then
C. That's all right
D. The same to you
【单选题】
— Write to me when you get home. OK, I ______.
A. must
B. should
C. will
D. can
【单选题】
Tom is so talkative. I’m sure you'll soon get tired ___ him.
A. of
B. with
C. at
D. on
【单选题】
I don't know ____ to deal with such matter.
A. what
B. how
C. which
D. /
【单选题】
___ is your girl friend like? She is very kind and good-looking.
A. How
B. What
C. Which
D. Who
推荐试题
【单选题】
FKQ640-7型控制装置属于___类型。
A. 电控液
B. 气控液
C. 液控液
D. 电-气控液
【单选题】
节流管汇上的液动节流阀,平时应处于___工况。
【单选题】
套管头是套管与井口装置之间的重要连接件,它的下端与___连接。
A. 完井井口装置
B. 表层套管
C. 四通
D. 钻井井口装置
【单选题】
液压防喷器产品代号中“FH”所表述的含义是___。
A. 环形防喷器
B. 闸板防喷器
C. 单闸板防喷器
D. 双闸板防喷器
【单选题】
防喷器远程控制台安装在面对井架大门左侧、距井口不少于___m的专用活动房内。
【单选题】
在( )安装液面传感器探测液面变化信号
A. 井口
B. 震动筛
C. 钻井液罐上
D. 钻井液槽
【单选题】
液压防喷器产品代号中“FZ”所表述的含义是___。
A. 环形防喷器
B. 闸板防喷器
C. 单闸板防喷器
D. 双闸板防喷器
【单选题】
压井管汇是___中必不可少的组成部分。
A. 灌浆装置
B. 固控装置
C. 井控装置
D. 循环系统
【单选题】
球形胶芯环形防喷器胶芯呈___。
A. 圆台状
B. 圆球状
C. 半球状
D. 锥形
【单选题】
液压防喷器的额定工作压力级别最低的是___。
A. 7MPa
B. 14MPa
C. 21MPa
D. 35MPa
【单选题】
2FZ28—35闸板防喷器的关井与开井动作是靠___实现的。
【单选题】
防喷器动作所需液压油是由___提供的。
A. 控制装置
B. 遥控装置
C. 辅助遥控装置
D. 压力补偿装置
【单选题】
旋转防喷器是用于___的动密封装置。
A. 近平衡钻井
B. 欠平衡钻井
C. 常规钻井
D. 超平衡钻井
【单选题】
下列___是井控设备应具有的功用。
A. 处理复杂情况
B. 压井液密度确定
C. 钻井液密度确定
D. 钻井液性能控制
【单选题】
空井时,可用下述哪种闸板封井___。
A. 5〞半封闸板
B. 与钻具规格一致的半封闸板
C. 变径闸板
D. 全封闸板
【单选题】
双闸板防喷器通常安装一副___以及一副半封闸板。
A. 自封
B. 环形
C. 变径
D. 全封闸板
【单选题】
H2S浓度为 ___ppm可嗅到臭鸡蛋味,一般对人体不产生危害。
A. 0.13~4.6
B. 4.6~10
C. 10~20
D. 20~50
【单选题】
硫化氢是无色(透明的)、剧毒的___性气体,危险类别属甲类。
【单选题】
硫化氢有一种典型的臭鸡蛋气味,在低浓度___时可闻到其臭鸡蛋气味而知道硫化氢的存在。
A. 0.13ppm—4.6ppm
B. 4.6ppm—10ppm
C. 10ppm—--20ppm
D. 20ppm—100ppm
【单选题】
当硫化氢与空气混合,浓度达___时,形成爆炸混合物。
A. 5%~15%
B. 4.3%~46%
C. 4.3%~15%
D. 5%~20%
【单选题】
1个大气压下、20°C时,1体积的水可溶解___体积的硫化氢气体。
【单选题】
硫化氢气体能在液体中溶解,这就意味着它能存在于某些存放液体(包括水、油、乳液和污水)的容器中。但其溶解度随温度升高、压力降低而___。
A. 升高
B. 下降
C. 不变
D. 无法确定
【单选题】
硫化氢 mg/m3(即一立方米空气中含有多少毫克硫化氢气体)。这种表示方法的数据受温度和压力的影响___。
A. 较小
B. 较大
C. 非常小
D. 无法决定
【单选题】
硫化氢 用ppm这种方法表示的浓度数据___的影响。
A. 不受温度
B. 不受压力变化
C. 受温度
D. 不受温度、压力变化
【单选题】
硫化氢 10ppm等同于___ (假定标准状态下)。
A. 15mg/m³
B. 15.18mg/m³
C. 30mg/m³
D. 20mg/m³
【单选题】
硫化氢 10mg/m³等同于___ppm(假定标准状态下)。
【单选题】
硫化氢的毒性几乎与氰化氢同样剧毒,比一氧化碳的毒性大( )。
A. 二至三倍
B. 五至六倍
C. 七至八倍
D. 一至二倍
【单选题】
危险临界浓度为硫化氢检测的___报警值。
【单选题】
硫化氢的阈限值为___。
A. 15mg/m³(10ppm)
B. 30 mg/m³(20ppm)
C. 150 mg/m³(100ppm)
D. 5.4 mg/m³(2ppm)
【单选题】
硫化氢的阈限值指几乎所有工作人员长期暴露都不会产生不利影响的硫化氢在空气中的___浓度。
【单选题】
硫化氢的危险浓度为___。
A. 150mg/m³(100ppm)
B. 75 mg/m³(50ppm)
C. 45mg/m³(30ppm)
D. 30 mg/m³(20ppm)
【单选题】
含硫化氢天然气指天然气的总压等于或大于___,而且该天然气中硫化氢分压等于或大于0.0003MPa。
A. 0.28MPa(40psi)
B. 0.35MPa(50psi)
C. 0.4MPa(60psi)
D. 0.685MPa
【单选题】
含硫化氢天然气指天然气中硫化氢含量大于___的天然气。
A. 150mg/m³(100ppm)
B. 135 mg/m³(90ppm)
C. 75 mg/m³(50ppm)
D. 30 mg/m³(20ppm)
【单选题】
硫化氢浓度达到___时,会对生命和健康会产生不可逆转的或延迟性的影响。
A. 阈限值
B. 安全临界浓度
C. 危险临界浓度
D. 30 mg/m³(20ppm)
【单选题】
二氧化硫的阈限值是___
A. 5.4mg/m³(2ppm)
B. 30 mg/m³(20ppm)
C. 15 mg/m³(10ppm)
D. 150 mg/m³(100ppm)
【单选题】
硫化氢的阈限值为硫化氢检测的___报警值。
【单选题】
在常温常压下,___的硫化氢对金属材料无腐蚀破坏作用。