Did the children learn the poem by Pushkin by heart last week? Общий
Who learnt the poem by Pushkin by heart last week? Вопрос к подлежащему
When did the children learn the poem by Pushkin by heart? Специальный
What did the children learn by heart last week? Специальный
What poem did the children learn by heart last week? Специальный
Did the children learn the poem by Pushkin or by Shakespeare by heart last week? Альтернативный
The children learnt the poem by Pushkin by heart last week,didn't they? Разделительный