escriba la gramatica sobre el presente perfecto y formule oraciones en forma afirmativa y negativa y pregunta con el siguiente verbo. be, travel, go, find, run, work, practice, miss, do, swin, buy.
Respuestas a la pregunta
La gramática del presente perfecto es la siguiente....
Sujeto o persona + have/has + verbo en presente perfecto + complemento
Ejemplo con go:
Afirmativo- I have gone to England
Negativo- I haven't gone to England
Pregunta- Have I gone to England?
BE
I have been busy these days
I haven't been busy these days
Have I been busy these days?
TRAVEL
I have traveled to a lot of countries
I haven't traveled to a lot of countries
Have I traveled to a lot of countries?
FIND
He has found his notebook
He hasn't found his notebook
Has he found is notebook?
RUN
She has run 1 km
She hasn't run 1 km
Has she run 1 km?
WORK
They have worked all the class
They haven't worked all the class
Have they worked all the class?
PRACTICE
You have practiced swimming
You haven´t practiced swimming
Have you practiced swimming?
MISS
She has missed him
She hasn't missed him
Has she missed him?
DO
We have done the homework
We haven't done the homework
Have we done the homework?
SWIM
He has swum with dolphins
He hasn't swum with dolphins
Has he swum with dolphins?
BUY
They have bought some candles
They haven't bought some candles
Have they bought some candles?
Espero te sirva