1) Monica told me about that yesterday.
Did Monica tell me about that yesterday? = общий вопрос
Did Monica or Jess tell me about that yesterday? = альтернативный вопрос
What did Monica tell me about? = специальный вопрос
Monica told me about that yesterday, didn't she? = разделительный вопрос
Who told me about that yesterday. = специальный вопрос к подлежащему
2) We had seen carmen before she rang.
Had we seen Carmen before she rang?= общий вопрос
Had we or they seen Carmen before she rang?= альтернативный вопрос
What had we seen before she rang?= специальный вопрос
We had seen Carmen before she rang, hadn't we?= разделительный вопрос
Who had seen Carmen before she rang? = специальный вопрос к подлежащему
3) He was cooking a dinner at 5 p.m. yesterday
Was he cooking a dinner at 5 p.m. yesterday?= общий вопрос
Was he or she cooking a dinner at 5 p.m. yesterday?= альтернативный вопрос
What was he doing a dinner at 5 p.m. yesterday?= специальный вопрос
He was cooking a dinner at 5 p.m. yesterday, wasn't he?= разделительный вопрос
Who was cooking a dinner at 5 p.m. yesterday?= специальный вопрос к подлежащему