Present Continious:

She is currently studying for her exams next week.They are playing basketball in the park this afternoon.I am watching a movie on Netflix right now.The construction workers are building a new house down the street.He is working on a project for work this weekend.

Past Continious:

She was cooking dinner when the phone rang.They were dancing at the party when the music suddenly stopped.I was reading a book when my friend came over unexpectedly.The kids were playing in the garden while their parents were preparing dinner.He was studying for his exams all night yesterday.