Active and passive voice ( future perfect )
Active and passive voice Future perfect Declarative - obj + will + have + been + V3 A. I will have written a book. P. A book will have been written by me. Yes/no - will + obj + have + been + V3 A. Will I have written a book ? P. Will a book have been written by me ? W.h. word question - w.h. word + will + obj + have + been + V3 A. Why will I have written a book ? P. Why will a book have been written by me ? Negative - obj + will + not + have + been + V3 A. I will not have written a book. P. A book will not have been written by me.