yet一般用在否定句和疑问句中,意思是“还,尚,已经”等,常常放在句子末尾.以下举例说明.
1.完成时态(疑问句)
Have you heard from your friend yet 你收到朋友的来信了么?
2.疑问句
Is she here yet?她还没到么?
3.否定句
I haven't finished my homework yet.我还没有完成作业.
除了以上几个常用的例子外,yet 还可以用在肯定句中,如:
She is yet a children.她还是个孩子.
You must work yet harder.你工作还要努力.