3) She feels well, so she doesn't stay at home. If she _______, she _______.

Решение:

Для преобразования предложения в условное II типа, нам нужно изменить глаголы в настоящем времени на прошедшие.

If she felt well, she would stay at home.

Ответ: If she felt well, she would stay at home.