keep you informed後面跟什麼介詞

後接介詞of，keep  informed of為固定搭配，中文意思是，隨時瞭解

We perfected a hand-signal system so that he could keep me informed of hazards.我們完善了一套手語體系，以便他能告知我危險。

We keep them informed of any changes as they arise.如有任何變化，我們隨時通知他們。