how often have you gone horseback riding?
你经常骑马吗?
horseback riding 骑马
Some people like horseback riding,but I prefer golf as a hobby.
有些人喜欢骑马,但我却喜欢打高尔夫.
have you ever fallen off once(不是one)?
你从马上掉下来过吗?
but i came close（差一点） once.
不过有一次差一点（掉下来）
He came close to pass the test.
他差点通过此次测验.