Never before the famous ancient garden was just a stone’s throw away from the hotel, so o

网友回答

A. had they known; went all they
B. they had known; went all they
(答案→)C. had they known; they all went
D. they had known; they all went
解析：
试题分析:句意：他们从来不知道这个著名的古代花园离这家旅馆只有一步之遥，于是他们都去了。否定副词never位于句首时主句用部分倒装，排除BD选项；而表示位置的副词位于句首要用完全倒装，选C。