1
Present perfect is...
Present Perfect, the present that began in the past and continues now, has no translation into Portuguese.
Present Perfect, the present already finished, and can be translated into Portuguese.
Past simple, is happening, the Brazilian gerund, but it has no translation into Portuguese.
2
Simple past is...
The simple past is an action in the past already completed.
The simple past is an action in the present already completed.
The simple past is an action that began in the past and still continues.
3
An example of the simple past:
He win a prize yesterdey.
He won a prize yesterday.
He wins a prize yesterday.
4
An example of a present perfect:
He haves painted two pictures this week.
He have painted two pictures this week.
He has painted two pictures this week.
5
What is the present perfect structure?
Subject + have / has + verb ed or irregular + complement.
Subject + have / has + verb ed + complement.
Have / has + verb ed or irregular + complement.
6
What is the structure of the simple past?
Subject + verb ed+ complement
Verb + subject + complement.
Subject + verb + complement.