So confused ______ that he didn't know h
题型:选择题
问题:
So confused ______ that he didn't know how to start his lecture.[ ]
A. since he became
B. would he become
C. that he became
D. did he become
So confused ______ that he didn't know how to start his lecture.[ ]
A. since he became
B. would he become
C. that he became
D. did he become