В группе предложений лишь одно верное. Найдите и запишите его. It is a great pleasure for me to inform you that you can expect payment in three days. It is of great pleasure to me to inform you that you can expect payment in three days. It is a great pleasure of me to inform you that you can expect payment in three days. It is a great pleasure for me inform you that you can expect payment in three days. It is a great pleasure for me to inform you that you can expect payment at three days.
It is a great pleasure for me to inform you that you can expect payment in three days.
У совимпик выпало "you" из предложения.