i'm not feel well and I'm very weak.该错误

I dont feel well中,feel是系动词,well是表语,系动词和表语组成合成谓语。这里well是形容词,它和feel不是修饰关系。副词可以修饰实义动词,它们之间才是修饰关系。例如。He looked angrily at the man。这里副词angrily修饰实义动词looked。 I don't feel well。 I am not feeling well