если бы ученик был внимательным,он

если бы ученик был внимательным,он бы не сделал столько ошибок

Результаты (английский) 1:

If the pupil was attentive, he would not have made so many mistakes

Результаты (английский) 2:

if the student was attentive, he would not have made so many mistakes

Результаты (английский) 3:

if the student was attentive, he wouldn"t have made so many mistakes