Present Simple:

She reads books every day.They always go to the gym on Mondays.I eat breakfast at 7am.He watches movies in the evening.The sun rises in the east.

Past Simple:

She read a book last night.They went to the beach on Saturday.I ate spaghetti for dinner yesterday.He watched a movie with his friends.The rain stopped yesterday.

Present Continuous:

She is reading a book right now.They are going to the store after work.I am eating lunch at the moment.He is watching TV in the living room.The children are playing outside.