the authorities concerned
The authorities （which is concerned） are to be responsible for it. ↑ˍˍˍ...
1. the authorities concerned = 有關當局＝the proper authorities...authority concern這種說法。 Next step, you need to apply to the authorities concerned for license. 2. numerous是形容詞，與「複數...
It is time the authorities concerned過去分詞當形容詞 took proper ... were you, I would drive more carefully in the rain. 4. 講過去不存在的狀況: 用過去完成式+過去完成式...