题目

He is a poorly learned man, but he acts as though he _____．        A．is          B． were     C． should be      D．seems like 答案：B 解析: 略13．关于甲、乙两地的说法，正确的是（　　）A．甲、乙两地自转的线速度相同B．甲、乙两地当天不可能同时看到日出C．甲、乙两地一定使用相同的区时D．甲、乙两地昼夜长短相同