Everything goes well as planned 这句话的planned不是过去式,而是过去分词,表示被动的含义；planned是非谓语动词,不是时态.如果变为 Everything will go well as 也一样用planned.如果是时态,必须有主语和谓语,则Everything goes well as planned=Everything goes well as it was planned,Everything will go well as planned = Everything will go well as it is planned.