在英语中by train还是by trainsTony likes traveling by________

问题描述:

在英语中by train还是by trains
Tony likes traveling by________

by train
因为,语法上,如果train用了复数,介词不用by,用on

by train by后加单数

托尼喜欢旅行 He likes traveling by train

by train by直接接交通工具

用单数,即 train
加油!不明白再问!