A:1.2 V,6 V
B:6 V,1.2 V
C:4.8 V,1.2 V
D:1.2 V,4.8 V
甲、乙两地同在30°E上,甲地纬度是50°N,乙地纬度是20°S,则甲地在乙地 ( )
皮肤中参与体温调节的结构有( )
—________?
—Father's Day is coming. I'd like to buy a present for my father.
25×120=____