求大师做一下英语完型填空.
问题描述：
求大师做一下英语完型填空.
Now people in Shanghai are very busy.They go to work in a hurry.That is why they like s_____.
答
应该是：
subway地铁
现在上海人很忙碌.他们匆忙去上班.这就是他们为什么喜欢地铁的原因