A:I will go to work by bus tomorrow.
明天我要乘公交车上班。
B:Why don't you drive to work?
为什么不开车上班了呢?
A:Traveling by bus is so convenient.
乘公交车很方便。
B:Don't you think it wastes time?
你不认为很浪费时间吗?
A:No. It's much faster than before.
不。比以前快多了。