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【单选题】
病人,男性,70岁。有慢性支气管炎病史,最近咳嗽加剧,痰液黏稠,伴呼吸困难,人院后给予超声雾化吸入。为该病人做雾化治疗时的首选药物是A.
庆大霉素
B.
胺醇
C.
地塞米松
D.
a-蛋白酶
E.
氨茶碱
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皮皮学刷刷变学霸
举一反三
【单选题】听力原文：M: Yes, madam. What seems to be the problem? W: I'd like to report a robbery. It's my ear. It's been stolen. What's probably the man's occupation?
A.
A repairman.
B.
A robber.
C.
A policeman.
【单选题】听力原文：M：Please show me your driver's license,Madam。 W：What's the problem，officer? Q：What's the possible relationship between these two speakers? (9)
A.
Teacher and student.
B.
Manager and secretary.
C.
Police officer and driver.
D.
Husband and wife.
【简答题】一个关系模式R属于1NF, 且每一个非主属性( )依赖于任何一个候选码,则R属于2NF:
【简答题】求满足下式的 x,y,z X Y Z + Y Z Z ────── 5 3 2 main() { int x,y,z,i,result =532; for (x=1; (1) ;x++) for (y=1; (2) ;y++) for ( (3) ; (4) ;z++) { i= (5) +(100*y+10* z+z ); if (i==result) printf ("x=%d, ...
【单选题】What‘s the man‘s problem? 查看材料
A.
He is too late to work．
B.
The bed was bought ten days ago．
C.
He can't get his money back．
D.
The bed can be returned．
【简答题】从原则上说，（ ）适用于各个行业和专业领域的安全生产工作。
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