_________ he had asked three persons before he got there.

Question

_________ he had asked three persons before he got there.
A. Not knowing where was the bookstore
B. Knowing not where the bookstore was
C. Not knowing where the bookstore was
D. Not to know where the bookstore was
答案是什么，万分感谢

Answer 1

c
高中在职人员，十分确定

Answer 2

c

Answer 3

C本回答被提问者采纳