Из активного залога в пассивный
People celebrate pancake day in many countries

Pancake day is celebrated in many countries.

Объяснение:

Pancake Day is celebrated in many countries.-Present Simple Passive

In England pancake races are held all over the country-Present Simple Passive

Blini are eaten with jam or butter.-Present Simple Passive

The biggest pancake was cooked in England.-Past Simple Passive

остальные предложения в Active Voice

Объяснение: