问题补充:
Hardlyour walk when it began to rain.
A. we began
B. we had begun
C. had we begun
D. has we begun
答案:
A. we began
B. we had begun
C. had we begun
D. has we begun
解析:选C。考查倒装。句式hardly. . . when. . . 表示“一……就……”, 主句使用过去完成时, 且把hardly放在句首时, 使用部分倒装结构, 故此题选C。