This is the man. His son is my friend. A.This is the man the son of which is my friend. B.This is the man of which son is my friend. C.This is the man that son is my friend. D.This is the man whose son is my friend.
Đáp án đúng: D Đây là người đàn ông. Con ông ấy là bạn tôi.Of which = whose: của, nhưng of which không dùng để chỉ người.Đáp án: This is the man whose son is my friend.