1.he feels ill.Q:does he feels ill?Q:how does he feels?N:he doesn't feels ill.
2.he cleaned his shoes
Q:did he clean his shoes?
Q:when didi he clean his shoes
N:he didn't clean his shoes.为什么这两个对话一个用does,一个用did,是不是第二个是属于过去的,因为clean后面加了ed,所以用do的过去式（did）,请懂的麻烦详细说下