21.She must have arrived there last night ,_______ (do/have/need/_英语解答

21.She must have arrived there last night ,_______ (do/have/need/must)she
这句话的疑问句怎么填

人气：217 ℃　时间：2019-08-20 16:27:05

解答

填didn't,Must在这里表推测,由时间状语可知是对过去的推测.