Сделайте предложения отрицательными и вопросительными.
1.There
are some people in the room.
2.There
are some newspapers on the table.
3.There
is a picture on the wall.
4.There
is a dog in the yard.
5.There
are some children in the garden.
6.There
is a TV set in the bed-room.
7.There
are some mistakes in the text.