Present, Future 用が足せる, 用が足せます [does], will [do] 用が足せない, 用が足せません doesn't [do], will not [do] Past 用が足せた, 用が足せました [did] 用が足せなかった, 用が足せませんでした didn't [do] Te-form, Continuative 用が足せて, 用が足せまして 用が足せないで, 用が足せませんで 用が足せなくて Progressive 用が足せている, 用が足せています [doing], to be [doing] 用が足せていない, 用が足せていません not [doing] Volitional 用が足せよう, 用が足せましょう let's [do]!, I/we will [do], I/we intend to [do] 用が足せまい, 用が足せますまい I will not [do], I do not intend to [do] Imperative 用が足せろ, 用が足せよ, 用が足せなさい [do] ! 用が足せるな, 用が足せなさるな don't [do] ! Request 用が足せてください please [do] 用が足せないでください please don't [do] Provisional 用が足せれば if X [does], if X [is ~] 用が足せなければ if X doesn't [do], if X [is not ~] Conditional 用が足せたら, 用が足せましたら if X were to [do], when X [does] 用が足せなかったら, 用が足せませんでしたら if X weren't to [do], when X doesn't [do] Potential 用が足せられる, 用が足せられます be able to [do], can [do] 用が足せられない, 用が足せられません not be able to [do], can't [do] Passive, Respectful 用が足せられる, 用が足せられます is [done] (by ...), will be [done] (by ...) 用が足せられない, 用が足せられません isn't [done] (by ...), will not be [done] (by ...) Causative 用が足せさせる, 用が足せさせます makes/will make (someone) [do] 用が足せさせない, 用が足せさせません doesn't/won't make (someone) [do] Causative passive 用が足せさせられる, 用が足せさせられます is made/will be made to [do] (by someone) 用が足せさせられない, 用が足せさせられません isn't made/won't be made to [do] (by someone) ~たい form 用が足せたい want to [do] 用が足せたくない don't want to [do]