Ответ:

there's a desk in my bedroom

they are posters on the wall

there is a bed in my bedroom

Ответ:

1. There is a desk in my bedroom

2. There are posters on the wall

3. There is a bed in my bedroom

4. There are three windows in my room

5. There is a wardrobe in my bedroom

6. There is a carpet in my bedroom

7. There are four chairs in my room

8. There is a bookcase in my room