问题
选择题
I failed in the final exams last term and only then the importance of study.[ ]
A. I realized
B. do I realized
C. did I realize
D. I had realized
答案
答案:C
I failed in the final exams last term and only then the importance of study.[ ]
A. I realized
B. do I realized
C. did I realize
D. I had realized
答案:C