—You must have met him the other day. —Oh no I . A. hadn’tB. mustn’tC. haven’tD. didn’t

问题补充：

—You must have met him the other day. —Oh, no, I .

A. hadn’t

B. mustn’t

C. haven’t

D. didn’t

答案：

A. hadn’t

B. mustn’t

C. haven’t

(答案→)D. didn’t

解析：问句是对过去情况猜测，答句I didn’t的完整句子是I didn’t meet him the other day. (几天前我没有见到他。)