在美国，人们说“gas”；在英国，人们说“petrol”。

In America, people say "___Gas"; in Britain, people say "___Petrol".

这辆车的油箱是空的，我们需要汽油。

The car's tank is empty; we need ___petrol.

汽油的价格最近上涨了。

The price of ___petrol has gone up recently.