Most people _____(learn) to ride a bicyele when they are very young.
问题描述：
Most people _____(learn) to ride a bicyele when they are very young.
Most people _____(learn) to ride a bicyele when they are very young.
答
were learned
如果是被动的话,就用被动语态且是过去时被动语态
learned
如是是主动的话,就用主动语态,不过应该是过去式