He some cooking at that time so me.A. did heardB. was doing heardC. was doing didn’t

问题补充：

He some cooking at that time, so me.

A. did, heard

B. was doing, heard

C. was doing, didn’t hear

D. did, didn’t hear

答案：

A. did, heard

B. was doing, heard

(答案→)C. was doing, didn’t hear

D. did, didn’t hear

解析：句意：那时他正在做饭，所以没有听见我。时间状语at that time多用在过去进行时的句子中；so引导的结果状语从句为一般过去时；故选C。