Поставить предложения в страдательный залог
The police make an arrest.
The police are making an arrest.
The police have made an arrest.
The police made an arrest.
Объясните как его ставить

Формы страдательного залога образуются при помощи глагола to be в соответствующей форме и Participle II (Причастие II) смыслового глагола.
The arrest is made by the police.
The arrest is being made by the police.
The arrest has been made by the police.
The arrest was made by the police.