压路机的滚筒是一个圆柱体，它的底面直径是1米，长2米，它每分钟转20周，它每前进1分钟所压过的路面的面积是多少？

Andy always says “________” to his parents when he goes to school every day.

A．Good morning

B．Good afternoon

C．Good evening

D．Goodbye