It was not until I went through his paper that __________ what rapidprogress he had made in writing.
A.had I found | B.did I find |
C.I had found | D.I found |
推荐套卷
It was not until I went through his paper that __________ what rapidprogress he had made in writing.
A.had I found | B.did I find |
C.I had found | D.I found |