Passive Voice : 1) Someone locked the frond ... 2) Someone broke my pen last night 3) The punished the boy for that 4) They will tell you when to come

1) Someone locked the front door ... The front door was locked.

2) Someone broke my pen last night ... My pen was broken last night.

3) The punished the boy for that ... The boy was punished for that.

4) They will tell you when to come ... You will be told when to come.