1) I am writing an email now (Утвердительная форма)
2) Am I writing an email now? - Yes, you are. ( Вопросительная форма)
3) I am not writing an email now (Отрицательная форма)
1) I am washing the dog now
2) Am I washing thr dog now? - Yes, you are.
3) I am not washing the dog now
1) I am playing with a friend now
2) Am I playing with a friend now? - Yes, you are
3) I am not playing with a friend now
1) I am making a phone call
2) Am I making a phone call? - Yes, you are
3) I am not making a phone call now
1) I am working in the garden now
2) Am I working in the garden now? - Yes, you are
3) I am not working in the garden now
1) I am planting plowers now
2) Am I planting flowers now? - Yes, you are
3) I am not planting flowers now
1) I am drinking coffee now
2) Am I drinkikng coffee now? - Yes, you are
3) I am not drinking coffee now