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Sentence analysis
6Spans
Sentence
Span Details
前もって
in advance; beforehand; ahead of timeadverb
準備
preparation; arrangements; getting readynoun, suru verb
し
light/support verb with a noun or noun-like phrase-> するgrammar
とい
contracted auxiliary とく; do in preparation-> ておくgrammar
た
past tense or completed actiongrammar
よ。
emphatic sentence-ending markergrammar