现在的教学方式开始倡导从讲授式走向启发式、交互式教学。
参考答案：对
-That's the third time he's won the award in this field.
-Yes. He ________ his maximum potential in the past decade.[ ]
A．explored
B．is exploring
C．has been exploring
D．has explored
计算机内的“溢出”是指其运算的结果（）
A.为无穷大
B.超出了计算机内存单元所能存储的数值范围
C.超出了该指令所指定的结果单元所能存储的数值范围
D.以上都不对
