—That must have been a long trip.—Yeah it us a whole week to get there.A. takesB. has ta

问题补充：

—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

答案：

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。