Ответ:

Перевод задания: Составьте отрицательные предложения. Используйте am not, is not, are not.

  1. I am happy → I am not happy. (Я не счастлив.)
  2. She is at home → She is not at home. (Её нет дома.)
  3. They are friends → They are not friends. (Они не друзья.)
  4. He is tall → He is not tall. (Он невысокий.)