If you "still" need help on how to use "还" (hái), then this is the page for you.
Structure:
"还" (hái) can be used to indicate that something is continuing - that it's still a particular way.
Subject + 还 + Verb + Object
Often the auxiliary verb "在" will appear with "还", as it is natural to talk about continuous actions that are still happening.
Examples:
Tā hái zài kàn shū.
他 还 在 看 书。
他 还 在 看 书。
He is still reading.
"还" can also be used in a more idiomatic way to emphasize the idea of what should be happening
Examples:
Wǒ duì nǐ name hǎo, nǐ hái bù ɡāoxìnɡ?
我 对 你 那么 好，你还不高兴？
我 对 你 那么 好，你还不高兴？
I'm so good to you, you're still not happy?
