分析下面程序段的输出结果是（ ）。 int a[4][4]={{1,2,3,4},{5,6,7,8},{3,9,10,2},{4,2,9,6}}; int i,s=0; for(i=0; i<4; i++) s +="a[i][1];" printf("%d", s);> A、11

In the sentence “But I could see from the look in my ne...

单项选择题In the sentence “But I could see from the look in my neighbor’s extraordinary eyes that their owner was not merely going through the perfunctory duties of elementary politeness” (Para. 6), the underlined word means __________.
A、hasty and without attention to detail
B、performed merely as a routine duty
C、dull or indifferent
D、none of the above

The magician __________ in a puff of smoke.

未知题型The magician __________ in a puff of smoke.

下列选项中属于黑色金属的是：A、铁B、铬C、锰D、铅E、铋F、锡G、锂

单项选择题下列选项中属于黑色金属的是：