若△ABC∽△DEF,相似比为1︰2,△ABC的面积是3cm2,则△DEF的面积是( )
A:3cm2
B:6cm2
C:12cm2
D:2cm2
同学们在家政课上做了一道特色菜--土豆牛柳,大家品尝后觉得色、香、味俱佳,此过程中主要参与的感官有( )
The teacher often asks us _______ English as _______ as possible.