Английски Безотлагательно помогите

1.There is a desk in my bedroom.

2.There are posters on the wall.

3.There is a bed in ny room.

4.There are three windows in my room.

5.There is a wardrobe in my bedroom.

6.There is a carpet on the floor.

7.There are four chairs in my room.

8.There is a bookcase in my room.

There is - пишется с существительными в единственном числе.

There are - пишется с существительными во множественнлм числе