究竟是为什么 It's all for

你究竟都说了些什么啊 What are words

究竟是什么 whatever ; what on earth ; what is it about ; what exactly

究竟什么能令你开心 Whatever makes you happy

究竟为什么 why would i ever

究竟会发生什么 What Are The Possibilities

我究竟是什么人 Exactly what I'm about

外面究竟有什么 Lady And what exactly is outside

你究竟在说什么 What the hell are you talking about

你究竟想要什么 What do U really want