Transitive and intransitive verbs (o’timli va o’timsiz fe’llar)

2. Biz mustni faqat hozirgi va kelasi zamon manosida ishlata olamiz have to esa barcha zamon shaklida ishlatilishi mumkin: I must go now men hozir borishim kerak. I must go tomorrow. Men ertaga borishim kerak. I have to go now men hozir ketishim kerak. I shall have to go tomorrow. Men ertaga borishim kerak.

I had to go yesterday men kecha borishim kerak edi. I have just had to go home. Men hozirgina uyga ketishga majbur bo’ldim.

3. Modal fe’llardan faqat “have to”gina ikkinchi bir modal fe’l bilan ishlatilishi mumkin: I may have to go to the market tomorrow. Men ertaga bozorga borishga majbur bo’lishim mumkin.