We are in the stories.
A:interesting; interesting
B:interested; interested
C:interested; interesting
D:interesting; interested
下列词语中划线的字,读音全都正确的一项是 ( )
如图,已知正方体ABCD-A1B1C1D1,E、F分别是平面A1B1C1D1和ADD1A1的中心,则EF和CD所成的角是( ).