【题目】Is this museum ________ you visited a few days ago?
A. where B. the one C. that D. on which
在线课程【答案】B
【解析】
试题分析：句意：这是你几天前参观的博物馆吗？句中包含定语从句，缺少先行词。陈述语序是：this museum is the one you visited a few days ago.其中 the one是先行词，you visited a few days ago是定语从句。故选B.