The number of the students in our school is about eight _______._______ of them are boys.
A:hundred; Two thirds
B:hundred; Two third
C:hundreds; Two thirds
D:hundreds; Two third
如图,在△ABC中,若DE∥BC,AD∶BD=1∶2,若△ADE的面积等于2,则△ABC的面积等于( )
如图中,A、B、C分别代表我国三条重要的自然地理界线,回答下列问题: