она понимала, что они слишком разны

она понимала, что они слишком разные и его семья никогда не примет бедную девушку

Результаты (английский) 1:

It is understood that they are too different and his family will never accept poor girl

Результаты (английский) 2:

She knew that they were too different and his family would never accept a poor girl

Результаты (английский) 3:

she knew that they are too different and his family would never accept the poor girl