重点讲解：
1. go wild 兴奋；高兴；发狂
例句：Go wild, if you want.
如果你愿意，发狂吧。

2.nothing is what it seems 凡事不可貌相
例句：Nothing is what it seems, an ingredient is made to look or taste like something else.
所有东西都面目全非，一种配料会被做得在外观或味道上像其它东西。

3.float on 漂浮；浮在…上
例句：Maglev trains float on a cushion of air', eliminating friction.
磁悬浮列车漂浮在空气垫子上，消除了摩擦力。

4.allow to do 允许做...
例句：I think they're just figuring out how much they're actually going to allow me to do.
我觉得他们只是想知道他们到底可以让我做多少。