It’s not until no enemies were left that they . A. did not stop fighting B. did

It’s not until no enemies were left that they________ .

A. did not stop fighting                     B. did stop fighting

C. stopped fighting                        D. have stopped fighting

试题答案

C

解析:

这是 “not...until...”结构的强调形式，not在前面出现，后面不能再出现