第23题: [单项选择]Though many thought him a tedious old man, he had a ______ spirit that delighted his friends. A. juvenile B. meek C. leaden D. youthful 参考答案:D 答案解析:(youthful富于青春活力的)。句意为:尽管许多人认为他是一位讨厌的老人,但他充满青春活力的精神让他的朋友们感到高兴。A.juvenile幼稚的;B.meek温顺的; C.leaden无表情的。