1. If you go by train, you can have quite a fortable journey, but make sure 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：第一空考查短语中的冠词，此处go by train意为：乘火车，train前不加冠词；第二空泛指“一趟快车”，句意：如果你乘火车去，你会有一个舒适的旅程，但确保你坐上一列快车。