A：6
B：5
C：4
D：3
——The little girl often has nothing for breakfast, ________she?——_______. Because she often gets up late and is afraid of being late for school.
从镜里看到的是9时，正确的时间是3时
在圆内所画的线段中，通过圆心并且两端都在圆上的线段最长．
下列各组数中，互为相反数是（ ）
