Help! преобразуйте следующие предложения в форму множественного числа. 1.this is a child. 2.that isn't a sheep. 3.this is my family. 4.that is a leaf. 5.that isn't an atlas. 6.that lady is our teacher. 7.is this a man? 8.is that a teacher? 9.this isn't a mouse. 10.this boy isn't my son. 11.this factory is very big. 12.this is a baby. 13.this map is on the wall.