Whose book is this? => Who _______________?
Whose book is this?
=> Who _______________?
Whose book is this?
=> Who _______________?
Đáp án: Who is the book's owner?
Giải thích: Whose + N + tobe...? = Who + tobe + N’s owner?
Dịch: Ai là chủ nhân của cuốn sách vậy?