帮忙做一下这道英语选择题，谢谢？
--How are you today? --Oh, I ___ as ill as I do for a very long time. A.didn't feel B.wasn't feeling n't feel D.haven't felt 请问选哪个，这句话的意思是什么？理由？谢谢了！
选D for a very long time是段时间，所以前面得用完成时。 我好长时间没像现在这样难受过了。意思现在很不好。