I feel （a lot of pain） 提问

I feel （a lot of pain） 提问 I feel ____ (a lot,a lot of)better now. feel a lot of pain 谁把这个短语结构分析一下,pain是什么词性 ,a lot不是修饰名词吗 feel A lot of pain behind okay there are a lot of books in bookcase(对a lot of books提问）和i li I （ ）a lot of I need a lot of energy.对a lot of提问 i bought a lot of fish 对a lot of fish提问 I used (drink a lot of soft drinks)划线提问 i don't have money,but i always feel happy A.a lot of B.lots Sometimes feel really a lot of affection I feel very n_____when speaking in front of a lot of people.