Поставьте предложения в вопросительную и отрицательную форму. 1) We have got some questions after the lecture. 2) as a rule he goes to the library twice a month. 3) Mary is writing a letter to her grandmother.

Have we got some questions after the lecture?
We haven`t got some questions after the lecture
Does he go to the ibrary twice a monce as a rule?
As a rule he doesn`t go to the library twice a month.
Is Mary write a letter to her grandmonther?
Mary isn`t write letter to her grandmother.