If you go by train, you can have quite a fortable journey, but make sure that you get＿fast one.
A. the; the
B. /; a
C. the; a
D. /; /
网友回答
A. the; the
(答案→)B. /; a
C. the; a
D. /; /
解析：考查冠词的用法。第一空：用介词by后用交通工具，不需要加冠词，如by train，第二空：后面出现one,需要加不定冠词a,所以选B。