Разбор предложения: children are singing a song at the concert now. 1. отрицательный 2. вопрос: общий 3. вопрос: альтернативный 4. вопрос: специальный 5. вопрос: вопрос к подлежащиму

1. Отрицательный - Children aren't singing a song at the concert now.
2. Вопрос: Общий - Are children singing a song at the concert now?
3. Вопрос: альтернативный - Are children singing a song at the concert or at the party now?
4. Вопрос: специальный – Where are children singing a song?
5. Вопрос: вопрос к подлежащиму – Who is singing a song at the concert now?

1. Children aren't singing a song at the concert now.
2. Are children singing a song at the concert now?
3.  Are children or teachers singing a song at the concert  now?
4. What are children singing at the concert now?
5. Who is singing a song at the concert now?