Neverbefore
问题详情:
Never before _______ that the difference between magnitudes is so huge.
A. I knew B. did I know C. I have known D. had I known
【回答】
D
知识点:倒装与省略
题型:选择题
问题详情:
Never before _______ that the difference between magnitudes is so huge.
A. I knew B. did I know C. I have known D. had I known
【回答】
D
知识点:倒装与省略
题型:选择题