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【单选题】
在C语言中,数字029是一个A.
八进制数
B.
十进制数
C.
十六进制数
D.
非法数
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【单选题】Choose the best answer to the following question. His explanation has ________ this mystery and helped us to understand better.
A.
surrendered
B.
torn
C.
surveyed
D.
clarified
【单选题】This story of the development of a gunshot-locating system shows ______.
A.
scientific development can greatly enrich people's life.
B.
scientific concepts are too abstract for people to understand.
C.
scientific knowledge is a great stimulus to economic development.
D.
scientific research in one field can aid society in an unrelated area.
【简答题】His car broke ______, so he has a plausible explanation as to why he is late.
【单选题】His explanation has this mystery and helped us to understand better.
A.
surveyed
B.
clarified
C.
surrendered
D.
torn
【单选题】Choose the best answer to the following question. 14) His explanation has ________ this mystery and helped us to understand better.
A.
surrendered
B.
torn
C.
surveyed
D.
clarified
【单选题】建筑物防雷分类是按照建筑物的重要性、生产性质、遭受雷击的可能性和严重性进行的。在建筑物防雷类别的划分中，电石库应划分为______防雷建筑物。
A.
第一类
B.
第二类
C.
第三类
D.
第四类
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