He watches TV every evening after he finishes his homework.
He is watching TV now. because he has finished his homework.
He watched TV last evening although he didn't do his homework.
Mary learns a poem every weekend.
She is learning now a song in English.
She learned a song in German last week.
My father phones his parents every Saturday evening.
Today is not Saturday, but my father is phoning his parents.
He phoned them two weeks ago.
My sister travels a lot and she stays usually at the hotel.
She is staying now at Hilton in London.
She stayed there last month and she liked it a lot.
My new puppy cries every day when he's hungry.
He is crying now because he must be hungry.
He cried last evening when I wanted to take him out.
