答句是“骑自行车到这里要15分钟” 那么问句开头是how long还是how far

答句是“骑自行车到这里要15分钟” 那么问句开头是how long还是how far how long还是how far 答句：It is about twenty minutes' walk 问句用how far 还是how long提问 how long 问句 It's about ten minutes' walk对其进行提问是how long还是how far? How long have you been waiting?how long 这里是做 时间状语,还是宾语 how soon,how far ,how long区分 how long,how soon,how far 怎们用? how far 和how long 的区别? how long+?how far+?…… How far 和 How long的区别 how far和 how long的区别