条件格式不能设置符合条件的( )。
A．边框线条样式
B．文本对齐
C．底纹
D．文字字体
参考答案：B
I failed in the final examination last term and only then _____ the importance of studies.[ ]
A. I realized
B. I had realized
C. had I realized
D. did I realize
实验
