题目

              ，隔江犹唱《后庭花》。(杜牧《泊秦淮》) 答案：商女不知亡国恨In this experiment, they are wakened several times during the night, and asked to report what they _______. A. had just been dreaming　　　　　　　　　 B. are just dreaming C. just dreamt　　　　　　　　　　　　　　 D. have just been dreaming