----- will he be back home ,do you know?A How long B How often C How soon D How far

问题描述:

----- will he be back home ,do you know?A How long B How often C How soon D How far

他将过多久返回家,你知道吗?故选C我有点纠结,你们两个谁对啊!!当然是How soon对啊,因为 be back home 是瞬间动词,不能与How long连用!