直线l过抛物线C:x2=4y的焦点且与y轴垂直,则l与C所围成的图形的面积等于( )
A:43
B:2
C:83
D:1623
Food aid______ is not enough to ______ the problem _______ now.
一筒羽毛球12个,价值19.4元,每个羽毛球大约多少钱?
选出你所听到的句子( )