Question

Write many or much.

Answer 1

1) Maria has many(oranges are countable)_____oranges.
2) I don't have many(apples are countable)apples, but I have____much (uncountable)_____apple juice.
3) There_is much (uncountable)____________________water in this river.
4) There are ___many(buildings are countable)_______________ buildings in New York.

Answer 2

1. Many
2. Many, Much
3. Is Much
4. Many

For number 3 you forgot to put "is" after the word "There" by the way.