He asked me with a sign that said, I'd be tankful to take you to prom with me, and it was perfect.

他举一个牌子邀请，上面：果能带你去舞会，会很“感”，这蛮不错的。

We could also say 'you'll go further on a tankful of diesel because diesel engines are more efficient.

可以说'你会在一罐柴油上走得更远，因为柴油发动效率更高。

Listen for it in this clip: Diesel engines are more fuel efficient so you'll go much further on a tankful of diesel than you would on a tankful of petrol.

在这个剪辑中听听：柴油发动更省油，所以你在一箱柴油上比在一罐汽油上走得更远。