3примера в present simple, present continuos, present perfect и present perfuct continuos.

              

Present ContinuousI am writing in order to draw your attention to the latest news.They are both sitting at the table, disputing about something.Present Simple We listen to the music every day
I go to the gym twice a week 
Linda likes collecting postcard

Present Simple:
1. She goes to Mike every day.
2. Tourists in London want to see Big Ben.
3. He usually gets up at 7o'clock.
Present Continuous:
1. She is playing tennis now.
2. It is raining outside.
3. They are playing computer games now.
Present Perfect:
1. I have been to America.
2. They have already finished.
3. He has been late again.
Present Perfect Continuous:
1. He has been reading the book for three hours.
2. I have been waiting for him for several hours.
3. She has been working on the project since morning.