have to / don't have to: majburiyat

Majburiyatlar uchun have to va has to shakllarini, zarurat boʻlmaganda don't have to shaklini, Do I have to bilan boshlanadigan savollarni, oʻtgan zamon shaklini (had to) hamda don't have to va can't orasidagi farqni mashq qiling. Javoblar kaliti ilova qilingan.