also even still yet again的区别是什么?

also：还
如：You can read it here,you can also bring it home,but rember to return it.(你可以在这里读,你还可以带回家读,但记得要归还）
even: 甚至
如：I saw her at the station,I even talked to her.(我在车站见过她,甚至还和她说过话）
still: 依然,仍
如：Don't give up,we still have a chance!(别放弃,我们仍有希望）
yet: 仍旧（用于否定句）
如：Don't worry,he hasn't gone yet.(别担心,他还没走呢）
again: 再,又,重新
如：Do it again!(再来一次）