题目

      It's time for your family to relax and have fun! The following family adventures have links for you to get more information．       Take the Rides of Your Life     Visit Cedar Point in Sandusky, Ohio, to seek thrills Even though it's located off the beaten track, experts regularly praise Cedar Point as the best overall theme park of the country, says U．S．News & World Report．The park calls itself the roller coaster capital of the world, and with 16 to choose from, it's hard to argue．It's open daily from May 10 through Labor Day; weekends only from Labor某人因外伤而成为“植物人”，处于完全昏迷状态，饮食只能靠“鼻饲”，人工往胃内注入流食，呼吸和心跳靠自己。请问他的中枢神经系统中，仍能保持正常功能的部位是 [     ]A．脑干和脊髓B．大脑和脊髓C．小脑和脑干D．只有脊髓