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Sentence analysis
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Sentence
Span Details
はっと
with a start; in surprise; suddenly realize; all of a sudden; with a puff; puffing; suddenly (movement); showy (archaic)adverb
して
light/support verb with a noun or noun-like phrase-> するgrammar
振り返っ
turn around; look back; look over one's shoulder; look back on; reflect on; reminisce about-> 振り返るgodan verb
た。
past tense or completed actiongrammar