I can’t remember how many years ago a fight broke out between the husband and the wife.A.

问题补充：

I can’t remember how many years ago a fight broke out between the husband and the wife.

A. it was when

B. was it that

C. it was that

D. was it when

答案：

A. it was when

B. was it that

(答案→)C. it was that

D. was it when

解析：考查强调句型 it be +被强调部分+that …。我记不起这对夫妇到底是多少年之前打过架。在从句中要用陈述语序，所以选C。