поставьте следующие предложения в отрицательную и вопросительную формы
1. There's a blackboard in our classroom.
2. There are some English books on the table.
3. There were very many mistakes in your dictation.
4. There's a news grammar rule in Lesson Four.
5. There was a telegram on the table.
6. There was too little ink in my pen to write two letters.

1. Is there a blackboard in our classroom?2. Are there some English books on the table?3. Were there very many mistakes in your dictation?4. Is there a news grammar rule in Lesson Four?5. Was there a telegram on the table?6. Was there too little ink in my pen to write two letters?