The three of us around Europe for about a month last summer.
A. travelled
B. have travelled
C. had travelled
D. travel
网友回答
(答案→)A. travelled
B. have travelled
C. had travelled
D. travel
解析：考察时态。本题的关键词是时间状语last summer，很多人受for about a month影响容易错选B。实际上本题是对过去所发生事情的描述，没有体现出过去发生的事情对现在的影响，结合句意可知A正确。句意：我们三个人去年在欧洲旅游了大约一个月的时间。