Выберите предложения с инверсией. It isn't easy to study mathematics. Вариант 2 Where were you yesterday? Вариант 3 Ann will have a new car soon. Вариант 4 Are you busy now? Вариант 5 Were the children at school last Monday?

Where were you yesterday? (Cказуемое were предшествует подлежащему you, потому что это вопросительное предложение)

Are you busy now? (Cказуемое Are предшествует подлежащему you, потому что предложение является вопросительным)

Were the children at school last Monday? (Cказуемое were предшествует подлежащему the children)