Question

【题目】He _______ toward the door when suddenly his junior brother opened it unexpectedly.

A. was walking B. walked

C. had walked D. had been walking

Answer 1

【答案】A

【解析】

试题分析：考察动词时态。当他正在向着大门走去的时候，出人意料的是他的弟弟突然把门打开了。此句为结构be doing something when，故选A。