You'd be better going by bus.

　　你坐公共汽車(chē)去會(huì)更好些。

　　He goes to work by bus.

　　他乘公共汽車(chē)去上班。

　　They had to travel everywhere by bus.

　　他們只得乘公共汽車(chē)出行。

　　They criss-crossed the country by bus

　　他們乘公共汽車(chē)游歷這個(gè)國(guó)家。

　　It's cheaper by bus, but the train is a lot quicker, so it's as broad as it's long.

　　乘公共汽車(chē)便宜，但坐火車(chē)快得多，所以各有優(yōu)點(diǎn)。