Though she often makes her little brother , she was made by him this morning.
A：cry; to cry
B：to cry; cry
C：cry; cry
D：to cry; to cry
0.43×0.24＋0.875=____
设ξ的分布列如下：
ξ
﹣1
0
1
Pi
12
13
P
则P等于（ ）
