读我国北方地区地形图,回答下列问题.
如图所示的正方体,用一个平面截去它的一个角,则截面不可能是( )
— What do you think of that restaurant?
— I go there, because the food there is very expensive.
下述说法正确的是( )
请根据以下装置,下列正确的是( )