如图,直线AB∥CD,直线EF与AB,CD相交于点E,F,∠BEF的平分线与CD相交于点N.若∠1=63°,则∠2=( )
A:64°
B:63°
C:60°
D:54°
When he saw a wallet on the playground, he at once.
①章炳麟 ②邹容 ③陈天华 ④梁启超
①选贤与能。____
②矜、寡、孤、独、废疾者皆有所养。____