Mark the letter A, B, C or D on your answer sheet...

Câu hỏi: Mark the letter A, B, C or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined word(s): “It’s no use talking to me about the metaphysics. It’s a closed book to me.”

A.  a subject that I don’t understand

B. an object that I really love

C. a book that is never opened

D. a theme that I like to discuss