Respuestas
I have not worked for my uncle. (Yo no he trabajado para mi tío)
She has not finished her homework. (Ella no ha terminado su tarea)
We have not visited them for the last year. (Nosotros no los hemos visitado durante el último año)
It has not rained for the last month. (No ha llovido durante el último mes)
They have not completed the project. (Ellos no han completado el proyecto)
I have not cooked something special for you. (Yo no he cocinado algo especial para ti)
He has not finished reading my book. (Él no ha terminado de leer mi libro)
You have not invested in something revolutionary. (Tú no has invertido en algo revolucionario)
We have not looked everywhere for the keys. (Nosotros no hemos buscado en todas partes las llaves)
I have not watched two seasons of this T.V. show. (Yo no he visto dos temporadas de este programa de televisión)