whose

An interrogative and relative determiner used to ask about or indicate possession or relationship. It refers to people and sometimes things.

• 🇨🇳疑问词或关系词，用于询问或指代所属关系，表示“谁的”或“其……的”。

1. Interrogative possession A2 formal

   Used in questions to ask who owns something or has a particular relationship with someone or something.

   • Whose book is this?
   • Whose car is parked outside?
   • Whose idea was it?

   🇨🇳疑问所属

2. Relative possession B1 formal

   Used to introduce a relative clause that indicates possession or association, referring back to a person (and occasionally a thing) mentioned earlier.

   • The man whose car was stolen called the police.
   • I have a friend whose brother lives in Japan.
   • The company whose profits doubled last year.

   🇨🇳关系性所属