In that sentence, "more" is a noun.
All of those sentences are grammatical except # 4.
e.g. Do you want to know more about him?
(What is the part of speech of 'more'? Is 'more' a noun or an adverb?
1. Do you want to know know much about him?
2. Do you want to know a lot about him?
3. Do you want to know a lot of things about him?
4. Do you want to know many about him?
(Are the four sentences grammatical?)
1 answer