He would have written this essay in time.

The essay was written on time

This essay would have been written by him in time

The essay was written by him in time

He wrote the essay on time

All of the above

Write is an irregular verb which means لکھنا

Wrote is the second and written is the third form of write.

This essay would have been written by him in time. (Passive) The sentence is in Future Perfect Tense. (Active)