A:①③
B:②③
C:③④
D:①②
下图所示照片是摄影师在夜晚采用连续曝光技术拍摄的,照片中的弧线为恒星视运动轨迹。读图,据图判断,摄影师拍摄的地点位于( )
——The little girl often has nothing for breakfast, ________she?——_______. Because she often gets up late and is afraid of being late for school.
下列离子方程式书写正确的是( )