Поставьте предложения в вопросительную и отрицательную формы.

1. There is a table in front of the window. 2.There were notebooks and books on the table. 3. There are some desks for students in the middle of the room. 4. There are some numbers and symbols on the blackboard.

1. There is not a table in front of the window. 2. There were not notebooks and books on the table. 3. There aren't any desks for students in the middle of the room. 4. There aren't any numbers and symbols on the blackboard.Вопросительные:1. Is there a table in front of the window?2. Were there notebooks and books on the table?3. Are there any desks for students in the middle of the room?4. Are there any numbers and symbols on the blackboard?