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问题 单项选择题

判断窒息最有力的依据是（）

A.烦躁不安

B.呼吸急促

C.锁骨上窝、肋间隙、剑突下出现凹陷

D.出冷汗、脉搏加速

E.血压下降

答案

参考答案：C

解析："三凹征"是判断窒息的最重要体征。

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                                           A SCHOOL REPORT

Name: Edward Scott
School: Kelvin Grove State High School, New York
Subjects:
Mathematics:
He is littele weak in this, but he has tried his best to catch up with others.
Science:
He can work out many difficulties. Well done!
English:
He is the best in class. Keep it up.
French:
His reading is very good, he can remember many words.
History:
He is not so good at this, but has done better than before.
Geography:
He knows the names of many places in the world.
Music:
He dosen't like pop songs, though sings very well.
Conduct: fair    No. in class: 9    Absences: 8
Remarks (评语): Edward can do a lot better. More work is needed next term.
Class teacher: Lvy
School Master: Mr. mARTIN
School Reopens: 11, September
                                                                                           Edward Scott

   
1. Edward's best subject is _______?
[ ]
A. Science
B. English
C. Geography
D. French
2. Edward is not good at _______.
[ ]
A. science and geography
B. mathematics and history
C. history and French
D. music and English
3. According to the form, which of the following sentences is TRUE?
[ ]
A. Edward can't sing songs very well.
B. Edward doesn't do well in science.
C. Edward can do better if he works harder next term.
D. Edward learns one language in school.
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填空题

GIS设备为三相共一基础时，其设备基础标高偏差不大于（）mm。
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