Respuestas
Respuesta:
I have worked for my uncle. ...
She has finished her homework. ...
I have to go, we have talked for more than two hours. ...
We have visited them once a week for the last year. ...
He has returned my car at last. ...
It has rained once a week for the last month. ...
They have completed the project.
Explicación:
Respuesta: Have you ever been to London ? Have you ever flown a helicopter ? Have you ever eaten a strange food ? Have you ever done anything dangerous ? Have you ever seen a famous person ? Have you ever bought an expensive item ? Have you ever lost your passport ?
Explicación: Estas oraciones son un tipo de oraciones para preguntar sobre tus experiencias. Como no especificas el tipo de oraciones en Present Perfect no sé si te valdrán.