什么用英语怎么表达

　　他只是打了我，什么也没说。

　　He sommer hit me without saying anything.

　　“什么？”她不耐烦地问。

　　'What?' she asked snappily.

　　这种香水闻起来什么味道？

　　What does the perfume smell like?

　　我听不见他们在说些什么。

　　I couldn't hear what they were saying.

　　水银的化学符号是什么？

　　What's the chemical symbol for mercury?