Ответ: Are they playing the piano?; Am I talking?; Is he writing?
Краткое пояснение: Необходимо составить вопросительные предложения в Present Continuous Tense.
- They are playing the piano. - Are they playing the piano?
- I am talking. - Am I talking?
- He is writing. - Is he writing?
Ответ: Are they playing the piano?; Am I talking?; Is he writing?