Question

【题目】The country life ______ greatly since 1992.

A. change B. has changed C. changing D. have changed

Answer 1

【答案】B

【解析】句意：自从1992以来，乡村生活发生了巨大的变化。Since+过去时间点或一般过去式的从句，主句用现在完成时，现在完成时的构成：has/have +过去分词，主语The country life三单，谓语动词用单数has；结合句意和语境可知选B。