Преобразуйте предложения в вопросительные и отрицательные.
Did the children listen to their mother very attentively ? The children didn't listen to their mother very attentively. She didn't do her homework quiet correctly. Did she do her homework quiet correctly?
The postman didn't knock at the door.
Did the postman knock at the door?
We didn't leave the house early at this morning.
Did we leave the house early that morning?
The lesson didn't begin at 8 o'clock
Did the lesson begin at 8 o'clock?
Вот так вот.