AnalyzerSentence analysis5SpansSentence口調が急に変わった。1000 character limitAnalyzeSentence口く調ちょうが急きゅうに変かわった。Span Details口く調ちょうtone of voice; manner of speakingnounがsubject markergrammar急きゅうにsuddenly; abruptly; quickly; hastily; steeply; sharplyadverb変かわっchange; be transformed; vary; move to; be changed to another place; be different; be unusual; be uncommon-> 変わるgodan verbた。past tense or completed actiongrammar