The police were seeking more information to find out ______ the rich merchant.[ ]
A. who was it that killed
B. who it was that killed
C. it was who killed
D. who was it killed
答案:B
The police were seeking more information to find out ______ the rich merchant.[ ]
A. who was it that killed
B. who it was that killed
C. it was who killed
D. who was it killed
答案:B