( )The man ____ the bike is a friend of my father'sA:by B:in C:from D:on

问题描述:

( )The man ____ the bike is a friend of my father's
A:by B:in C:from D:on

D...
自行车上的人是我爸爸的朋友

D:on
on the bike:坐在自行车上/骑自行车