The truth, Sir, is that the old man across the street when my car hit him. A. wa
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The truth, Sir, is that the old man____ across the street when my car hit him.
A. was to walk B. had been walkingC. walked D. was walking
试题答案
D
解析:
该题考查时态。表语从句中的主句用进行时态，从句由when引导表“突然发生意料不到的变化”。