I finished reading an article about climate change.
(Past Simple, вс глагол - did)
Общий: Did I finish reading an article about climate change?
Альтернативный 1: Did I finish or begin reading an article about climate change?
Альтернативный 2: Did I finish reading or writing an article about climate change?
Разделительный: I finished reading an article about climate change, didn't I?
Специальный: What did I finish reading?
Вопрос к подлежащему: Who finished reading an article about climate change?
