The visitor asked to have his picture taken stood the famous tower.
A. that
B. at which
C. when
D. where
网友回答
A. that
B. at which
C. when
(答案→)D. where
解析:where 表示“在……的地方”,用以引导地点状语从句。注意,此题还涉及倒装,即此句的主语是 the famous tower,谓语是 stood,正常词序为 where the famous tower stood,使用倒装是为了保持句子平衡,避免头重脚轻。