【多选题】吉林省,简称______,省会城市______。
【简答题】Java 中成员变量用于描述对象的特征,也被称作【 】。
【单选题】使用灰铸铁制造的零件主要承受( )。[单选题]
【单选题】There's a man at the reception desk who seems very angry and I think he probably means ______trouble.
【判断题】The Middle Ages was not really the Dark Age, because in the late Middle Ages, people were gradually enlightened and science also began to develop
【简答题】The Middle Ages was a time of feudal rivalries.
【单选题】A(n)______ picture of the Middle Ages was full of religious symbols.