1) Did my friend graduate from maritime college three years ago? My friend didn't graduate from maritime college three years ago.
2) Will Peter be busy next week? Peter won't be busy next week.
3) Did they translate the text without any difficulty? They didn't translate the text without any difficulty.
4) Was the ship still in port yesterday? The ship wasn't in the port yesterday.
5) Will the dockers discharge the cargo tomorrow? The dockers won't discharge the cargo tomorrow.