( )did you visit the science museum?three months ago A.when B.where C.what D.which
问题描述：
( )did you visit the science museum?three months ago A.when B.where C.what D.which
答
选A.回答是时间点.所以应该用特殊疑问词when.
句意为：你在什么时候参观了科学博物馆?三个月前
不懂问我