Question

【题目】A: I called you at about half past eight last night , but nobody answered .

B: Oh , I ______ in my office at that time .

A. will work B. was working C. worked D. had worked

Answer 1

【答案】B

【解析】

句意：A:昨晚大概八点半的时候我给你打电话了，但没人接。B：那个时候我正在办公室工作。根据句中“at that time”是过去进行时的时间标志，表示的那个时间正在做什么，故选B.