Я помогаю ему с начала учебного год

Я помогаю ему с начала учебного года и он уже многому научился

Результаты (английский) 1:

I help him since the beginning of the school year, and he has already learned a lot

Результаты (английский) 2:

I help him with the beginning of the school year and he has already learned

Результаты (английский) 3:

I am helping him with the start of the school year, and he has already learned a lot