Question

【题目】I would have come sooner but I that they were waiting.

A. haven’t known B. hadn’t known

C. don’t know D. didn’t know

Answer 1

【答案】D

【解析】

句意：我本来会早点来的，但我不知道他们在等我。考查动词时态辨析题。would have come是表示与过去事实相反的虚拟语气，根据句意结构和语境，可知本句是说“我当时不知道他们在等”，需用一般过去时，故选D。