A:balloon
B:ballons
C:balloons
—Where did you come across your old classmate Jane?
—It was in the supermarket ________ she worked ________ I came across her.
清徐栋《牧全书》载:“天下真实紧要之官,只有二员,在内则宰相,在外则县令。”以具体史实论证这一观点确凿无误的是
①种姓制度 ②《汉谟拉比法典》 ③伊斯兰教 ④楔形文字