it takes about three hours from beijing to jinan by train 对about three hours 提问

it takes about three hours from beijing to jinan by train 对about three hours 提问

题目
it takes about three hours from beijing to jinan by train 对about three hours 提问
___ ____ does it _____ from beijing to jinan by train
答案
(How long) does it ( take ) from Beijing to Jinan by train?
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