Don't forget____ (take) your pen because you might want to write something.
①系统化理论化的世界观 ②各门具体科学的总和
③世界观与方法论的统一 ④各门具体科学的基础
①∠ADG=∠AFG;②四边形DEFG是菱形;③DG2= 12 AE•EG;④若AB=4,AD=5,则CE=1.
— Do you know about the Statue of Liberty?
一 Yeah, it is famous around the world.
我国四大地理区域中气候最干旱的是( )