使う人によってある程度幅がありますが、表現を集めてみました。 100% always, clearly, absolutely, must95% certainly, surely, certain, will90% almost certain, would85% very likely, most likely, should80% probably, probable75% likely70% can60% may well50% maybe, may40% perhaps, might30% could25% possibly, possible20% unlikely10% almo…