我们沿着高速公路开了两个小时才到达伦敦。

We drove on the ___motorway for two hours before reaching London.

从我家到机场，走高速公路最快。

The fastest way from my house to the airport is by ___motorway.

在高速公路上开车时，请保持安全车距。

Please keep a safe distance when driving on the ___motorway.