Then when 'much of' is used?

[Mooris]

English Grammar Tests, Elementary Level

ESL/EFL Test #52 "Much, many, a lot, lots", question 3

Do you need ......... milk for this recipe?

(a) many
(b) big
(c) much
(d) much of

English Grammar Tests, Elementary Level

ESL/EFL Test #52 "Much, many, a lot, lots", answer 3

Do you need much milk for this recipe?

Correct answer: (c) much

Your answer was: incorrect
Do you need much of milk for this recipe?
_________________________

Then when 'much of' is used?

Mooris

[Mister Micawber]

.
Use much of when the noun is modified or when the object is a pronoun:

I don't want much milk.
I don't want much of this milk.
I don't want much of it.
.
_________________
Canadian-American native speaker
who teaches English for a living at Mister Micawber's
ESL cafe: Interview with Mister Micawber