当你告诉别人，他可以乘自行车去的时候，应该怎样说:
A： You can go by bike.
B： You can not by a bike.
C： You can go by the bike.
“种豆得豆，种瓜得瓜“这句话说明生物的____ 。“世界上没有两片完全相同的叶子，”这句话说明生物的____ 。
He is organized and is often . I hope he will have more at his business.
