1. Cows have got small mouths.
No! Cows haven't got small mouths. They've got big mouths.
Да, у коров маленькие рты.
Нет! У коров не маленькие рты. У них большие рты.
Исправленное предложение: No! Cows haven't got small mouths. Yes! Cows have got big mouths.
Ответ: Yes! Cows have got big mouths.