小白给了小灰多少个红果?
15-9=6（个）
答：小白给了小灰6个红果
如图，边长为2的正方形ABCD的中心在直角坐标系的原点O，AD∥x轴，以O为顶点且过A、D两点的抛物线与以O为顶点且过B、C两点的抛物线将正方形分割成几部分．则图中阴影部分的面积是____ ．
根据你所学的生物学知识，判断下列说法正确的是（ ）
从方框中选择最佳选项完成对话, 有两项多余。
A. Are these your parents?
B. Who is the boy on the left?
C. What’s your father’s job?
D. What’s this?
E. Is your mother a teacher?
F. Is this beautiful girl your sister?
G. What’s your father’s name?
Li Lei—L; Mary—M
L: Good morning, Mary.
M: Good morning, Li Lei.
L: ____
M: It's a photo of my family.
L: Oh. ____
M: Yes, she is. Her name is Lily.
M: Yes, they are.
M: He is a doctor.
M: No, she is a nurse.
A
The first Olympic mascot(吉祥物)
20th
1972
Munich(慕尼黑)
Germany
23rd
1984
Los Angeles
America
26th
1996
Atlanta
(亚特兰大)
27th
2000
Sydney
Australia
29th
2008
Beijing
China
?
2012
London
England
