デュオリンゴ英語テスト（DET）の採点システム解説
Learn how the Duolingo English Test (DET) scoring system works, from AI-driven assessment to human review. Discover score ranges, question types, and tips to maximize your results.
Lance Graney
Thoughts and ideas about the Duolingo English Test. The focus is on practice strategies and methods that actually work. Go and see Detstudy.com. 15,000 + practice questions with AI-scoring.
デュオリンゴ英語テスト（DET）攻略の鍵：CEFRレベルの重要性と語彙力強化ガイド
Learn how the CEFR levels (A1–C2) help structure your vocabulary preparation for the Duolingo English Test. Boost your score by targeting level-appropriate vocabulary
最適な英語試験はどれ？必見の徹底比較
Wondering which English proficiency test is best for you? This side-by-side guide compares DET, IELTS, TOEFL, and PTE. See why DET might be your top choice!
試験会場の環境が想像以上に重要である理由
Test center conditions can impact your performance. Learn why the Duolingo English Test (DET) is a more consistent and fair option.
試験会場ですら真似できないカンニングの難しさ
Learn how the Duolingo English Test (DET) eliminates cheating with AI and dual-camera tech, offering more secure results than traditional test centers.
DETの二眼カメラ防犯システム、新登場
Discover how the DET's new two-camera setup improves remote test security and protects honest test takers.
デュオリンゴ英語テスト：最短・最安で合格する最強の戦略
Learn how to use an official Duolingo English Test coupon from DET Study — get 24-hour results, save $7, and prepare smarter with expert tools.
【注意】デュオリンゴ英語テスト（DET）は無料なの？
Can you take the Duolingo English Test for free? Learn who qualifies for a free retake, appeal rules, and how DET credits really work.
不安ですか？一人じゃないですよ。
Feeling nervous about the Duolingo English Test? Save 10% and get 24-hour results with DET Study. Calm, clear support every step of the way.
🧪 デュオリンゴ英語テスト、2025年7月1日より大きく変更！
The new DET format begins July 1, 2025. See what’s changing in speaking and listening, plus which question types are being removed and why it matters.