Составить предложения с many,much,a lot of с каждым по 2 примера

There are many children in the park. There are many expensive cars in front. There is much salt in the soup. There is much orange juice on the floor. There are a lot of children in the park. There is a lot of water on the floor.

There are a lot of books on the shelf.
There is a lot of bread on the table. 
Are there many apples on the tree?
How many oranges have you bought?
I have to study much more careful. 
You should have bought much more butter