Условие задания:

3 Б.
Answer the questions. (Ответь на вопросы).
  
Use there is/are or isn't/aren't, there was/were or wasn't/weren't. (Используй there is/are или isn't/aren't,there was/were или wasn't/weren't ).
 
Example:
Is there a boy in the room? — No, ..... ..... .
 
Answer:
Is there a boy in the room? — No, there isn't.
 
1. Are there a lot of books in the bag?
 
No, there .
 
2. Are there two dogs and a cat in this house?
 
Yes, there .
 
3. Was there a cat in the classroom?
 
No, there .