:turn these sentences into question. 1) they had weighed all their bags. 2) we had done everything by the afternoon. 3) they had introduced me to the professor. 4) you had organized the party. 5) victoria had learnt the names of all greek dogs.

Had they weighed all their bags?
Had we done everything by yhe afternoon?
Had they introduced me to the professor?
Had you organized the party?
Had Victoria learnt the names of all Greek dogs?