25 . поставьте предложения в отрицательную и вопросительную формы. 1.there is a blackboard in our classroom. 2. there are some english books on the table. 3. there are many mistakes in your dictation.

1.There isn’t any blackboard in our classroom.
2. There aren’t any English books on the table.
3. There aren’t many/any mistakes in your dictation.

1.Is there any blackboard in our classroom?
2. Are there any English books on the table?
3. Are there many/any mistakes in your dictation?

1. There isn't any blackboard in our classroom. Is there a blackboard in our classroom?
2. There aren't any English books on the table. Are there any English books on the table?
3. There aren't any mistakes in your dictation. Are there many mistakes in your dictation?