Your sentences look great! Here they are confirmed in the passive voice:
Active: The team will finish the project next Friday.
Passive: The project will be finished next Friday.Active: Students must submit assignments on time.
Passive: Assignments must be submitted on time by students.Active: Sarah feeds the cat twice a day.
Passive: The cat is fed twice a day by Sarah. (already converted)Active: The chef cooked a delicious meal last night.
Passive: A delicious meal was cooked by the chef last night.Active: Someone will teach a new lesson tomorrow.
Passive: A new lesson will be taught tomorrow.Active: He completed the script last night.
Passive: The script was completed last night by him.
If you need further help with passive voice or any other topic, feel free to ask!