问题
选择题
--- I spent two weeks in London last summer.
--- Then you must have visited the British Museum during your stay, _______ you?
A．mustn’t
B．haven’t
C．didn’t
D．hadn’t
答案
答案：C
题目分析：题意：逗留伦敦期间肯定去看过大英博物馆。题中last summer表示的是一个确定的过去时间，可认定must have visited是对“过去”的推断。故C项正确。