(1)△ABC≌△A′B′C′(2)∠BAC=∠B′A′C′(3)直线L垂直平分CC′(4)直线BC和B′C′的交点不一定在直线L上.
A:4个
B:3个
C:2个
D:1个
I liked to ____ (see) but I didn't like to hear.
∠1=40°
∠2=____°
∠3=____°
∠4=____°
下列各项符合花生植物特征的是( )