如图,在矩形纸片ABCD中,已知AD=8,折叠纸片,使AB边与对角线AC重合,点B落在点F处,折痕为AE,且EF=3,则AB的长为( )
A:3
B:4
C:5
D:6
68里面有____个一和____个十。
The global financial crisis(金融危机) has made many people_____ their money.
—It's boring.
Mother asks me computer games too much.