问题补充：
He a trip in China, but now he on a journey.
A. used to take; is used to go
B. used to take; is used to going
C. is used to taking; used to go
D. is used to take; used to going
答案：
A. used to take; is used to go
(答案→)B. used to take; is used to going
C. is used to taking; used to go
D. is used to take; used to going
解析：句意：过去他经常在中国短途旅行但是他现在习惯长途旅行了。be used to doing sth 习惯于做……，used to do sth,过去常常做某事。根据句意，故选B
