题目内容：

how long has this shop been established/opened?
这个店开了多久?
Is this correct?Please provide a better answer.

优质解答

还是最好说How long has it been since this shop was established.从语法角度来说你的句子没有错误,但是在一般生活中How long has this shop been open可能会被误解成“这家店今天已经营业了多久”,而establishe是...