“It’s no use talking to me about metaphysics. It’s a closed book to me.”60/125Circle one letter to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions “It’s no use talking to me about metaphysics. It’s a closed book to me.” an object that I really love a book that is never opened a subject that I don’t understand a theme that I like to discussGiải thíchĐáp án C. a subject that I don’t understand (Môn học mà tôi không hiểu)