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【简答题】
The most frightening words in the English language are, "Our computer is down. " You hear it more and more when you are on business. The other day I was at the airport waiting for a ticket to Washington and the girl in the ticket office said, "I' m sorry, I can' t sell you a ticket. Our computer is down. " "If your computer is down, just write me out a ticket. " "I can' t write you out a ticket. The computer is the only one allowed to do so. " I looked down on the computer and every passenger .was just standing there drinking coffee and staring at the black screen. Then I asked her, "What do all you people do?" "We give the computer the information about your trip, and then it tells us whether you can fly with us or not. " "So when it goes down, you go down with it. " "That' s good, sir. " "How long will the computer be down?" I wanted to know. "I have no idea. Sometimes it' s down for 10 minutes, sometimes for two hours. There' s no way we can find out without asking the computer, and since it' s down it won' t answer us. " After the girl told me they had no backup computer, I said. "Let' s forget the computer. What about your planes? They' re still flying, aren't they?" "I couldn't tell without asking the computer. " "Maybe I could just go to the gate and ask the pilot if he' s flying to Washington," I suggested. "I wouldn't know what gate to send you to. Even if the pilot was going to Washington, he couldn't take you if you didn't have a ticket. " "Is there any other airline flying to Washington within the next few hours?" "I wouldn't know," she said, pointing at the dark screen. "Only ' IT' knows. It can' t tell me. " By this time there were quite a few people standing in lines. The word soon spread to other travelers that the computer was down. Some people went white; some people started to cry and still others kicked their luggage.
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【单选题】Those old jeans look . Could you give me another pair? [     ]
A.
terrible
B.
terribly
C.
good
D.
well
【单选题】关于X线照片模糊的分析,叙述错误的是
A.
模糊度也称不锐利度
B.
相邻两组织影像密度过渡的幅度
C.
阳极端影像锐利度大于阴极端
D.
模糊随物-片距离的增大而加大
E.
焦点的移动,不会引起影像模糊
【单选题】关于X线照片模糊的分析,错误的是
A.
模糊度也称不锐利度
B.
相邻两组织影像密度过渡的幅度
C.
模糊随肢-片距离的增大而加大
D.
焦点的移动,不会引起影像模糊
【单选题】关于 X线照片模糊的分析,错误的是
A.
模糊度也称不锐利度
B.
相邻两组织影像密度过度的幅度
C.
模糊随肢 -片距离的增大而加大
D.
焦点的移动 ,不会引起影像模糊
【单选题】关于X线照片模糊的分析,错误的是
A.
模糊度也称不锐利度
B.
相邻两组织影像密度过渡的幅度
C.
阳极端影像锐利度大于阴极端
D.
模糊随物-片距离的增大而加大
E.
焦点的移动,不会引起影像模糊
【单选题】关于屏/片系统模糊的叙述,错误的是
A.
原因之一是荧光体的光扩散
B.
屏/片的密着不良产生模糊
C.
荧光交叠效应也是模糊的原因
D.
X线倾斜摄影不会使照片产生模糊
E.
影像的最大模糊是移动模糊
【单选题】The bread tastes very good. Could you give me piece?
A.
the other
B.
another
C.
other
D.
some
【单选题】关于屏一片系统模糊的叙述,错误的是
A.
原因之一是荧光体的光扩散
B.
屏-片的密着不良产生模糊
C.
荧光交迭效应也是模糊的原因
D.
X线倾斜摄影不会使照片产生模糊
E.
影像最大模糊是移动模糊
【单选题】关于X线照片模糊的分析,错误的是
A.
模糊度也称不锐利度
B.
相邻两组织影像密度过渡的幅度
C.
阳极端影像锐利度大于阴极端
D.
模糊随物-片距离的增加而增加
E.
焦点的移动,不会引起影像模糊
【单选题】院前急救时根据出血性质采取不同的止血措施,下列说法不正确的是:
A.
加压包扎止血法只能用于弥漫创口的止血
B.
指压止血法是用于动脉出血的一种应急止血措施
C.
头颈部出血采用指压止血,绝对禁止同时压迫双侧颈总动脉
D.
如果动脉出血,止血带应扎在伤口的近心端
E.
止血带止血法适用于四肢较大动脉出血
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