单项选择题
A. Yes, I think it B. I'm afraid so C. I don't believe D. I don't hope so
A．the ancient architects had no technology B．the modern architects use more advanced technology C．the modern buildings are advanced because they are completely different from the ancient buildings D．the modern buildings are more beautiful
A．buildings by the ancient standards B．all the buildings by the ancient standards C．all the modern buildings by the ancient standards D．modern buildings