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【单选题】
有下列程序: int fun(int x[],int n) { static int sum=0,i; for(i=0;i sum+=x[i]; return sum;} main { int a[]={1,2,3,4,5),b[]={6,7,8,9},s=0; s=fun(a,5)+fun(b,4); printf("%d\n",s);} 程序执行后的输出结果是( )。
A.
45
B.
50
C.
60
D.
55
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【单选题】与 10.110.12.29 掩码为255.255.255.224 属于同一网段的主机 IP 地址是?
A.
10.110.12.0
B.
10.110.12.30
C.
10.110.12.31
D.
10.110.12.32
【判断题】烷基碳正离子为sp2杂化,其结构与烷基碳自由基结构类似,所不同的是烷基碳正离子p轨道上没有电子,是一个空轨道。
A.
正确
B.
错误
【简答题】The Online Photography Club Welcome to the Online Photography Club! Do you want to take better pictures? Are you ready to buy a new camera? Or do you just want to talk with other photography fan...
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A.
It was a means of making people happy.
B.
It was art for recording the world.
C.
It was a device for observing the world impartially.
D.
It was an art comparable to painting.
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A.
She went to a school of Photography.
B.
She learned it from her father.
C.
She learned it by herself.
D.
She was taught by many professional photographers.
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A.
李铁军
B.
黄东华
C.
李向群
【单选题】《醉花阴》(薄雾浓云愁永昼)词系李清照()之作。
A.
晚年
B.
早年
C.
暮年
D.
童年
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A.
李铁军
B.
黄东华
C.
李向群
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