ПОМОГИТЕ,ПОЖАЛУЙСТА, СРОЧНО!!!!!!
Exercise 2. Поставьте предложения в вопросительную и отрицательную формы:
1. I am at the university. 2. He is ill. 3. They are at the factory. 4. We are students. 5. The weather was fine yesterday. 6. I was on duty 2 days ago.