It's really great that we've got a subway system有地铁真是太好了

今天的几个句子是有关地铁的：1.It's a lot faster than taking the bus.比公交车快多了。2.There are never any traffic jams.决不堵车。3.That's another reason I like it.这也是我喜欢地铁的另一个原因。