A：My eyes water continuously. Why?
我的眼睛總流淚。怎么回事呀?
B：Perhaps because of the dirty air.
可能是污濁的空氣的原因。
A：What is there in the air?
空氣里有什么?
B：Some poisonous gas.
某種有毒的氣體。
A：I can't believe that the air in this city is so dirty.
我簡直不敢相信這個(gè)城市的空氣那么臟。
B：Yes. I think I won't come here again next time.
是啊。我想我下次再也不會到這個(gè)城市來了。
A：So do I.
我也是。
B：We waste a vacation.
我們浪費(fèi)了一個(gè)假期。
A：Maybe you are right.
也許你說對了。