第一句：Can you have them sent by railway?
A: Transportation by air is too expensive.
B: Can you have them sent by railway?
A: We don't think it is proper to transport thegoods by road.
第二句：We would prefer to have goods carried by road but not by railway.
A: You may have some difficulties in arranging railway transportation, I guess.
B: It's nice of you to say that.
A: So what's your choice?
B: We should prefer to have goods carried by road but not by railway.
We have arranged to transport the rice you purchased by rail.
We think it necessary to move the articles by way of combined transportation.