There was a knock at the door. It was the second time someone me that evening.A. had inte

问题补充：

There was a knock at the door. It was the second time someone me that evening.

A. had interrupted

B. would have interrupted

C. to have intrrupted

D. to intrrupt

答案：

(答案→)A. had interrupted

B. would have interrupted

C. to have intrrupted

D. to intrrupt

解析：在“It was the first time (that)…”结构中，that分句中的谓语动词用常用完成时。