题目内容
【题目】I think it is the cheapest way to travel ________train.
A. on B. in C. by D. at
【答案】C
【解析】句意:我认为乘火车旅行是最便宜的方式。by+交通工具 乘---;故选C
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题目内容
【题目】I think it is the cheapest way to travel ________train.
A. on B. in C. by D. at
【答案】C
【解析】句意:我认为乘火车旅行是最便宜的方式。by+交通工具 乘---;故选C