are you finished packing yet?这里的finished是形容词是么?

are you finished packing yet?这里的finished是形容词是么? 我做完了,I'm finished.,这里的finished是形容词.当finish作动词时,应写成I finished 你们完成了吗是are you finished 还是 have you finished 还是什么? 是Have you finished already?还是Have you already finished? have you finished already?为什么不用have you finished yet? ----Haven't you finished your homework yet? have you finished (read) the book yet 1、-Have you finished your homework yet? have you finished your homework yet 10.-Have you finished your homework yet? —Have you finished your work yet? 回答是finished还是have finished?