A:post office
B:story book
C:pet shop
____ (与…做比较) him ,you are lucky.
如图是叶芽的结构,下列关于叶芽的叙述,正确的是( )
如图,在正方形ABCD中,E为CD边上一点,F为BC延长线上一点,CE=CF,∠FDC=30°,求∠BEF的度数.