题目

 The wide popularity of the Korean music Gangnam Style has _________ heated discussions about people’s tastes nowadays. A. set about             B. set aside                   C. set off                      D. set down 答案：C小明设计了一个关于实数运算的程序：输出的数比该数的平方小1，小刚按此程序输入后，输出的结果应为（ ）A．10B．11C．12D．13