Most bikes are for one _____(ride),but sometimes a bike can take two or three people.
问题描述：
Most bikes are for one _____(ride),but sometimes a bike can take two or three people.
应该是riding还是to ride，为什么？？？
答
Most bikes are for one [ to ride ] ,but sometimes a bike can take two or three people.
固定短语：for sb to do sth
大多数的自行车通常是给一个人骑的,但是有时候一辆自行车可以载两到三个人