Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
that we had to ask a police officer for directions.
A. So confusing the map was
B. So confusing was the map
C. So was confusing the map
D. Such confusing was the map
Đáp án là B. Cấu trúc đảo ngữ: So + adj/ adv + auxiliary + S + V + that clause.