—That must have been a long trip.
—Yeah, it us a whole week to get there.
A. takes
B. has taken
C. took
D. was taking
网友回答
A. takes
B. has taken
(答案→)C. took
D. was taking
解析：考察时态。本题的关键是前一句的must have been；根据该结构可知这时对过去情况的肯定推测，说明本句是一般过去时。句意：—那肯定是一次长途旅行。—是的。花了我们整整一个星期的时间才到那里。故C正确。