Cruises can be divided into three main categories depending on the _________.
A.destination resorts
B.cruise lines
C.duration of the trips
D.transatlantic ship traffic
正确答案是C
Cruises can be divided into three main categories depending on the _________.
A.destination resorts
B.cruise lines
C.duration of the trips
D.transatlantic ship traffic
正确答案是C