用英语说各种交通工具的优点和缺点

bus:
优点：You can take a bus to nearly everywhere you want to. There are thousands of lines in the city and you can choose anyone according to your need.It's cheap and convenient to take.
缺点：The road are getting more and more crowded. Buses depends on the traffice condition and you may be late for your time. Also, in rush hours the buses are too crowded.

train:
优点：When you need to go far away from home, taking a train is more cheaper than a airplane. Also, your space is quite big on the train and you can play with your friends as you like.
缺点：If you need to stay overnight on the train, sometimes it's noisy for you to sleep. Also, there may be some thieves on the train.

ship:
优点：You can watch the beautiful sea or river as you like. Also, the ships can take to some places which a train can't.
缺点：A ship often goes slowly. Further more, you may feel sick when the ship shakes with the wave of the sea.

airplane: