问题补充：
The Science Museurn，we visited during a recent trip to Britain，is one of London’s tourist attractions．
A. what
B. which
C. that
D. where
答案：
A. what
(答案→)B. which
C. that
D. where
解析：本题是考查非限制性定语从句。先行词The Science Museurn在从句中做visit的宾语，使用关系代词that或which,但 that不能引导非限制性定语从句，故选B
