already、yet、still、anymore的区别

题目

already、yet、still、anymore的区别
It's 1:00p.m.I'm not hungry.I've ( ) eaten lunch.
Eric was hungry ,so he ate a candy bar a few minutes ago .But he's ( ),so he's going to have another candy bar.
大家讲清区别就好了,一定要讲清这些单词的意思、什么时候用,最好能告诉我几句例句.上面的两题填空题就是填already、yet、still、anymore中的任何一个单词.鄙人感激不尽.

答案

alreadystill(如果后面是hungry)already是"已经",用在肯定句中,用在完成时中比较多,比如I've already been to Londen.(我已去过伦敦)yet是"还"于否定句,如I haven't gone there yet.(我还没去过那里)此外yet还有"但...