Ejercicio 1 · Ejercicio

Ejercicio

Se corrige solo y te explica cada fallo. Descargable en PDF.

1. I ___ (wait) for two hours and she still has not arrived.have been waiting — duración que sigue.
2. When we got to the station, the train ___ (already / leave).had already left — pasó antes que la llegada.
3. Your hands are dirty. What ___?have you donehave you been doingdid you dohave you been doing — la actividad explica el resultado visible.
4. She was tired because she ___ (run).had been running — duración anterior a ese pasado.
5. I ___ (know) him since we were at school.have known — verbo de estado: nunca continua.
6. By the time I arrived, everyone ___ home.has gonewenthad gonehad gone — anterior a mi llegada.
7. How long ___ you ___ (learn) English?have you been learning — pregunta por duración.
8. He told me he ___ (never / be) to Japan before.had never been — pasado dentro de otro pasado.