Yes "it" can be utilized in all of those constructions and Some others, but soem from the examples could use changes. Check out this Ngram. When applying "the best way", that phrase is most often accompanied by an infinitive: As Mick mentions in his remark, "to deem in good shape" https://asiangroceriesinadelaide.blogspot.com/2025/07/shop-indian-groceries-in-adelaide-at.html