If he         my advice, he wouldn't have lost his job.

 But for water，it ______ possible to live in the desert．

.---I didn't go to work yesterday because my car broke down. ---You ____ mine. I wasn't using it then.

I could have called you for help, but I ____ your number.  

Jack described his father, who _____ a brave boy many years ago, as a strongwilled man.