Words that show the action of people and things

Words showing the action of a person or thing answer Nima qildi? (What did it do?), Nima qilyapti? (What is it doing?) and Nima qiladi? (What does/will it do?). Nima qildi? — an action that already happened: yozdi (wrote), uchdi (flew). Nima qilyapti? — an action happening now: yozyapti (is writing), uchyapti (is flying). Nima qiladi? — a usual or future action: yozadi (writes), uchadi (flies).