Present perfect simple /continuous

usamos siempre "have/has" y el verbo en participio

Se usa para hablar de eventos del pasado al presente --> Experiencias

I have learned english for 5 years

I have lived in Bucaramanga since 1994

She has drinked coffee all day (todo el dia)

He has never (nunca) eaten sushi

el participio en español termina en ado/ido = cantado (singed), llegado (arrived), estudiado (studied)

Already -> lo usamos en (+)(?)(3°) quiere decir (ya) "I have already had breakfast" (ya he desayunado) "Have you already had breakfast?" (ya desayunaste?)

She has already done the homework (ella ya ha hecho la tarea)

Has she already done the homework?

They have already studied for the exam (ellos ya han estudiado para el examen)

Yet-> Lo usamos en (-) = aún (?)= ya (5°) "I haven't had breakfast yet" (yo no he desayunado aún) "Have you had breakfast yet?" (ya desayunaste?)

I haven't been in USA yet (no he ido a USA aún)

She hasn't studied yet (ella no ha estudiado aún)

Have you eaten sushi yet? (ya has comido sushi?)

Para hablar de experiencias del pasado al presente pero enfatizando el tiempo

Subject + has/have+been+ verb(ing) + compement

I have been studying english for 20 years

Yo he estado estudiando inglés por 20 años