(There is / there are)
1. There ... a bathroom in my house.
2. There ... two windows in my living room.
3. There ... a sofa in the living room.
4. There ... two lamps in the bathroom.
5. There ... a desk in my room.
6. There ... a study in my flat.
7. There ... eleven cups in the cupboard.
8. There ... seven books in my shelf.

Правильный вариант зависит от того, существительное в единственном или множественном числе:

• There is — есть что-то одно.

• There are — есть несколько предметов.

1. There is a bathroom in my house.

2. There are two windows in my living room.

3. There is a sofa in the living room.

4. There are two lamps in the bathroom.

5. There is a desk in my room.

6. There is a study in my flat.

7. There are eleven cups in the cupboard.

8. There are seven books on my shelf.

В восьмом предложении лучше сказать on my shelf, потому что книги обычно находятся на полке, а не внутри неё.