Here's how it's used:
* Your: "Seu carro é bonito." (Your car is beautiful.)
* His: "Seu pai é médico." (His father is a doctor.)
It's important to note that "seu" is not a direct translation of "your" or "his" and can be used in different contexts. It's usually used as a sign of respect, especially when addressing someone older or in a position of authority.
Here are some more examples:
* Seu José: Mr. José (used as a respectful way to address him)
* Seu filho: Your son (used to politely refer to someone's son)
Overall, "seu" is a versatile word in Portuguese, used to show respect and politeness when referring to someone.