49. Which of the following is closest in meaning to “mechanism” in Paragraph 6? (A). Order (B). System (C). Machine (D). Treatment.

58．The sentence “…he even made the honor roll” means that “ ”. (A)．he was even on the list to be praised at the parent-teacher meeting (B)．he was even on the list of students who made progress in grades (C)．he was even on the list of students who had turned themselves around (D)．he was even on the list of the best students at school