Измените залог в следующих предложениях и объясните.
Somebody has locked the box and I cannot open it.
Our friends are making special preparations.
She will write a new book.
We wash the dishes every day.
My brother booked the tickets.
They sent for Alice.
и

The box has been locked and it cannot be cannot opened. Special preparations are being made by our friends.A new book will be written by her.The dishes are washed by us every day. The tickets were booked by my brother. Alice was sent for.