Question

1. When he regained        he was confused and not sure how he had gotten there.

   A. consciousness   B. knowledge

   C. responsibility   D. security

Answer 1

1. A句意为："当他恢复知觉时感到晕头转向，不确知他是怎么到那儿的。"consciousness意为"感觉，意识，知觉"。符合题意。