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Sentence analysis
5Spans
Sentence
Span Details
試験中
under examination; being tested; on trialno-adjective
に
direction, time, indirect object, or target markergrammar
急に
suddenly; abruptly; quickly; hastily; steeply; sharplyadverb
ど忘れ
momentary lapse of memory; forgetting something one knows wellnoun, suru verb
した。
light/support verb with a noun or noun-like phrase-> するgrammar