What about your spoken English?

你的英语口语怎样？

How about his spoken English?

他的英语口语怎样？

How to learn spoken English?

怎样学习英语口语？

I'm good at spoken English.

我的英语口语很好。

Little by little I began to improve my spoken English.

我开始逐步提高我的英语口语。