选词填空 transport, cargo, propel, battery,monorail, coach, railcar, freight (1) A system for carrying people or goods from one place to another using vehicles,roads, etc. is called . (2) is a railway system in which trains travel along a track consisting of a single rail, usually one placed high above the ground. (3)It is the desire to become a successful person that him to try his best to study. (4)A passenger train does not deliver . (5)An electronic watch needs a/an to keep working. (6)A train is also known as a goods train. (7) We often call a comfortable bus for carrying passengers over long distances as . (8)There are many in the railway station.