奔 ____ ____ ____ ____
数 ____ ____ ____ ____
没 ____ ____ ____ ____
It is __________ African camel.
如图,圆的半径是6,空白部分的圆心角分别是60°与30°,则阴影部分的面积是( )
I'm weak in English. Li Yan often _______ me _______ my English.