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【单选题】
一衍射光栅由宽300 nm、中心间距为900 nm的缝构成, 当波长为600 nm的光垂直照射时, 屏幕上最多能观察到的亮条纹数为
A.
2条
B.
3条
C.
4条
D.
5条
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参考答案：
举一反三
【多选题】When a a passenger littering or spiting in the station,what should we do as station officers?
A.
a station officer should go up and stop the passenger immediately.
B.
a station officer should pick up the garbage and throw it into the trash can.
C.
a station officer should call a cleaner to come and clean up the mess.
D.
a station officer should ask the passenger to leave the station immediately .
查看完整题目与答案
【判断题】法国人素有“诗人和哲人的国度”之称
A.
正确
B.
错误
查看完整题目与答案
【单选题】狭义地说,会计电算化指的是( )。
A.
会计电算化人才的培养
B.
会计电算化制度的建设
C.
会计软件的开发
D.
电子信息技术在会计工作中的应用
查看完整题目与答案
【单选题】狭义地说,会计电算化指的是()。
A.
电子信息技术在会计工作中的应用
B.
会计电算化人才的培养
C.
会计软件的开发
D.
会计电算化制度的建设
查看完整题目与答案
【单选题】良性高血压病人最常见的死亡原因是
A.
心力衰竭
B.
脑出血
C.
高血压脑病
D.
脑血栓形成
E.
肾功能衰竭
查看完整题目与答案
【单选题】狭义地说,会计电算化指的是()。
A.
电子信息技术在会计工作中的应用
B.
会计软件的开发
C.
会计电算化人才的培训
D.
会计电算化制度建设
查看完整题目与答案
【判断题】法国素有“诗人和哲人的国度”之称。( )
A.
正确
B.
错误
查看完整题目与答案
【简答题】选择适当的句子完成对话 a. Maybe we can play computer s. b. Not at all. c. What plan do you suggest? d. How about coming to my house? e. Would you like to play Chinese chess? f. You'd better give your mother ...
查看完整题目与答案
【单选题】听力原文：M: Why don't we call a babysitter, get dressed up and go downtown this evening? W: Darling, that sounds great, but can we afford it? Q: What does the man want to do? (19)
A.
Put on expensive costumes.
B.
Leave the city for the night.
C.
Ask his younger sister to be the babysitter.
D.
Have a night out with his wife.
查看完整题目与答案
【简答题】Conversation. 1. What do we know about the woman? A. She is new to the company. B. Her flat is close to the office. C. She likes the big kitchen. 2. Why was Susan late for work? A. She missed the bus....
查看完整题目与答案
相关题目：
【多选题】When a a passenger littering or spiting in the station,what should we do as station officers?
A.
a station officer should go up and stop the passenger immediately.
B.
a station officer should pick up the garbage and throw it into the trash can.
C.
a station officer should call a cleaner to come and clean up the mess.
D.
a station officer should ask the passenger to leave the station immediately .
查看完整题目与答案
【判断题】法国人素有“诗人和哲人的国度”之称
A.
正确
B.
错误
查看完整题目与答案
【单选题】狭义地说,会计电算化指的是( )。
A.
会计电算化人才的培养
B.
会计电算化制度的建设
C.
会计软件的开发
D.
电子信息技术在会计工作中的应用
查看完整题目与答案
【单选题】狭义地说,会计电算化指的是()。
A.
电子信息技术在会计工作中的应用
B.
会计电算化人才的培养
C.
会计软件的开发
D.
会计电算化制度的建设
查看完整题目与答案
【单选题】良性高血压病人最常见的死亡原因是
A.
心力衰竭
B.
脑出血
C.
高血压脑病
D.
脑血栓形成
E.
肾功能衰竭
查看完整题目与答案
【单选题】狭义地说,会计电算化指的是()。
A.
电子信息技术在会计工作中的应用
B.
会计软件的开发
C.
会计电算化人才的培训
D.
会计电算化制度建设
查看完整题目与答案
【判断题】法国素有“诗人和哲人的国度”之称。( )
A.
正确
B.
错误
查看完整题目与答案
【简答题】选择适当的句子完成对话 a. Maybe we can play computer s. b. Not at all. c. What plan do you suggest? d. How about coming to my house? e. Would you like to play Chinese chess? f. You'd better give your mother ...
查看完整题目与答案
【单选题】听力原文：M: Why don't we call a babysitter, get dressed up and go downtown this evening? W: Darling, that sounds great, but can we afford it? Q: What does the man want to do? (19)
A.
Put on expensive costumes.
B.
Leave the city for the night.
C.
Ask his younger sister to be the babysitter.
D.
Have a night out with his wife.
查看完整题目与答案
【简答题】Conversation. 1. What do we know about the woman? A. She is new to the company. B. Her flat is close to the office. C. She likes the big kitchen. 2. Why was Susan late for work? A. She missed the bus....
查看完整题目与答案
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