Question Detail Post this letter. Let this letter be post.Let this letter be posted.Let this post be letter.Let this letter is posted.Let this letter are posted. Answer: Option B Ad Similar Questions : 1. He arrived at the conclusion. The conclusion was arrived at by him.The conclusion arrived at by him.The conclusion had arrived at by him.The conclusion have arrived at by him. Answer: Option A 2. Let us play. It is suggested that we could play.It is suggested that we should play.It is suggested to play.No change Answer: Option BExplanation:When we use "us" after "Let", it means it is a suggestion. So it is converted as this example. 3. We hate him. He has hated by us.He is hated by us.He was hated by us.He will hated by us. Answer: Option B 4. We ought to have saved our environment. Our environment ought to had been saved.Our environment ought to have been save.Our environment ought to have been saved. Our environment ought to have saved. Answer: Option C 5. Who wrote this book ? By whom is this book written ?By whom was this book written ?By who was this book written ?By whom were this book written ? Answer: Option B Read more from - Change Of Voice Questions Answers