use of there is/there isn't/there are/there aren't

If want to say "no hay libros en la mesa" .Which of the following sentences should i use?

• There isn't books in the table

• There aren't books in the table

• There is a books in the table

• There are a book in the table

which of the following sentences is correct?

• there is a books in the table

• there are a book in the table

• there is a book in the table

• there are no book in the table

If want to say "hay una casa en la colina", which of the following sentences should i use?

• there are a house in the hill

• there is a houses in the hill

• there is a house in the hill

• there isn't house in the hill

If want to say "no hay nadie en la habitación", which of the following sentences should i use?

• there isn't nobody in the room

• there is nobody in the room

• is there nobody in the room

• there aren't nobody in the room

"---------- a lot of people at the party

• there are

• there is

• are there

• is there