问题
选择题
This is the second time that I__________ the same mistake.
A．making
B．make
C．have made
D．to make
答案
答案：C
题目分析：It/This is the+ 序数词+ time +that结构中，that从句中用现在完成时，故选C。
点评：当主句动词为was时，that从句用过去完成时。例如：It was the first time she’d been at a summer school and she thoroughly enjoyed it.
