【单选题】He caught the train with a few minutes _______.
【判断题】文教卫生支出用于满足共同需要,属于“公共物品”,个人享用无需付费。()
【简答题】He not only spared no efforts to study, but also help classmates around him to learn. Not only ____ he spare no efforts to study, but also help classmates around him to learn.
【判断题】文教卫生支出用于满足共同需要,属于“纯公共物品”,
【单选题】_________ to his research, he spared no time to spend a weekend with us. [ ]