Question

【题目】The truth, Sir, is that the old man____ across the street when my car hit him.

A. was to walk B. had been walking

C. walked D. was walking

Answer 1

【答案】D

【解析】

考查固定结构。句意：事实是那个老人正在过马路，突然我的车撞了他。be doing when…表示“正在做某事突然……”，故D项正确。