10 Sentences

1.-SHE MUST HAVE BEEN RESTING BECAUSE SHE CAME NOT TO WORK
2.-HE COULD HAVE GAINED MORE IN ANOTHER JOB
3.-WE MIGHT HAVE STUDIED FOR EXAMS AND NOT FAIL
4.-THEY CANT HAVE BEENIN MY HOUSE BECAUE WAS CLOSED
5.-YOU MUST HAVE SEEN MY CELLPHONE IN THE LABORATORY
6.-IT CANT HAVE DONE THIS BECAUSE NOT ALIVING BEING
7.-HE MIGHT HAVE BEEN WATCHING THE T.V.
8.-SHE COULD HAVE BEEN DRINKING DURING THE PARTY
9.-WE MAY HAVE BUILT A HOUSE BUT HAD NOT MONEY
10.-THEY MAY HAVE BEEN MAKING THE FOOD