Question

"He kept looking at her, wondering whether he ________ her somewhere."

A. saw
B. has seen
C. sees
D. had seen

Answer 1

答案D
题干句谓语用了一般过去时：wondering…为现在分词短语作伴随情况的状语，其中whether又引导宾语从句，从句谓语动词用过去完成时，表示这一动作发生在过去的过去。