Question

como usar o presente perfect  tense  basic

Answer 1

Essa é a formação : 
Sujeito + have/has + verbo principal no particípio + complemento.
Ex: I have been to England.
She has worked at the hospital.
They have played volleyball. 

AFIRMATIVA
I have
You have
He has
She has
It has 
We have
You have
They have

NEGATIVA
I have not
You have not
He has not
She has not
It has not
We have not
You have not
They have not

INTERROGATIVA
Have I?
Have you?
Has He?
Has She?
Has It?
Have We?
Have you?
Have They?