Bonjour, Eam.
Put in the simple past or the past perfect
1-When their mother............home, the children ..........all the sweets.(get,eat) got, had eaten
2-Yesterday I ..........a man who .....at school with my grandmother(meet,be) met, had been
3-It .............rain, and I..........that I..........my window.(start,remember,not close) started to, remembered, had not closed
4-I .............a letter on my desk that I...............never.........(find,open) found, had, opened
5-I.........Bob I couldn't go to the theatre, but he .........already...............the tickets.(tell,buy) told, had, bought