单选题 I was annoyed by my friend who came late for our appointment but did not bother to ask how long I
A. waited B. was waiting
C. have waited D. had been waiting

【正确答案】 D
【答案解析】[解析] 考查时态。该句中“等待”发生在“did not bother”之前，是“过去的过去”一直在持续的动作，因此用过去完成进行时态。