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【单选题】
执行以下代码段的输出是:( ) confusion = {} confusion[1] = 1 confusion['1'] = 2 confusion[1] += 1 sum = 0 for k in confusion: sum += confusion[k] print(sum)A.
1
B.
2
C.
3
D.
4
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举一反三
【单选题】The reason Airbus succeeded in the Brander Spencer example is that
A.
Boeing made the first move in this strategic game.
B.
Europeans tend to be better strategists than corn-fed Americans.
C.
the Airbus actually was a better plane than the Boeing 747.
D.
U.S. laws actually prohibit U.S. exporters from bribing foreign officials.
E.
the subsidy removed the advantage that Boeing gained with their head start in production.
【单选题】How do you read “Airbus 330”in Annoucement 1?
A.
Airbus three hundred and thirteen
B.
Airbus three hundred and thirty
C.
Airbus three thirteen
D.
Airbus three thirty
E.
Airbus three three zero
F.
Airbus three three o
【简答题】十二指肠球位于A. 十二指肠上部 B.十二指肠降部 C.十二指肠水平部 B. 十二指肠升部 E.十二指肠空肠曲
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