10. Read the sentence. Choose the correct passive form. Mary cuts bread with a knife. (1) Bread has been cutted with a knife by Mary. (2) Bread was cut with a knife by Mary. (3) Bread is cut by a knife by Mary. (4) Bread is cut with a knife by Mary.

Перевод задания: Прочитайте предложение. Выберите правильную форму страдательного залога.

Bread is cut with a knife by Mary.
Мэри режет хлеб ножом.

The active sentence is in the Present Simple, so the passive uses is + past participle: is cut. (Исходное предложение стоит в Present Simple, поэтому в страдательном залоге используется is + причастие прошедшего времени.)