Поставьте предложения в отрицательную и вопросительную формы. Make the sentences interrogative

Поставьте предложения в отрицательную и вопросительную формы. Make the sentences interrogative and negative as in the Model.Model: You have done this work. Have you done this work? You havent done this work. 1. When we came to the club the meeting had begun. 2. We had discussed our plans when he came. 3. By next winter they will have built four houses in that district. 4. I shall have finished my report by 5 oclock.5. She will have passed all exams before you leave.