В английском языке для изменения активного залога на пассивный необходимо переместить объект предложения на место подлежащего, использовать глагол "to be" в нужной форме и добавить причастие прошедшего времени основного глагола.
We are listening to a new song by Sting now.
- A new song by Sting is being listened to by us now.
I am translating the second article from English into Russian at the moment.
- The second article is being translated from English into Russian by me at the moment.
My sister is learning new words now.
- New words are being learned by my sister now.
These people are selling hot dogs in the next street now.
- Hot dogs are being sold in the next street by these people now.
We are choosing presents for our friends at the moment.
- Presents for our friends are being chosen by us at the moment.
Our manager was carrying a heavy bag all the day yesterday.
- A heavy bag was being carried by our manager all day yesterday.
My colleagues were looking through these magazines the whole day yesterday.
- These magazines were being looked through by my colleagues the whole day yesterday.
We were speaking English all the time during the lesson the day before yesterday.
- English was being spoken by us all the time during the lesson the day before yesterday.
I was cooking fish when my brother came home.
- Fish was being cooked by me when my brother came home.