📚 Duolingo English Test Question Types & Preparation Strategies | 多邻国英语测试题型与备考策略
The Duolingo English Test (DET) is an online, computer-adaptive English proficiency exam accepted by thousands of universities worldwide. It is affordable, can be taken from home, and is delivered in about one hour. Understanding its question types and applying targeted practice can significantly improve your score.
多邻国英语测试（DET）是一项在线、计算机自适应的英语水平考试，已被全球数千所大学认可。它价格合理、可在家中完成，时长约一小时。了解其题型并开展针对性练习，能显著提升你的分数。
1. Test Structure and Timing | 考试结构与时长
The DET takes approximately one hour. The first 5 to 10 minutes are used for equipment setup, photo verification, and rules review. The remaining time includes a 45-minute adaptive test and a final open-ended speaking and writing sample.
多邻国英语测试约一小时。前5至10分钟用于设备调试、拍照验证和规则确认。剩余时间包含45分钟的自适应测试，以及最后的开放式口语与写作样本。
Unlike TOEFL or IELTS, the DET does not have separate timed sections. Reading, writing, speaking, and listening questions are mixed together in one continuous session. This means you must be ready to switch task types quickly.
与托福或雅思不同，多邻国测试没有独立的分板块计时。阅读、写作、口语和听力题目混合在一个连续的过程中。你必须能够快速切换任务类型。
Your official score is usually available within 48 hours. You can also send scores to an unlimited number of institutions without extra fees.
你的官方成绩通常在48小时内公布。你还可以免费向不限数量的院校发送成绩。
2. Adaptive Scoring System | 自适应评分系统
The DET uses a computer-adaptive algorithm. Every answer affects the difficulty of the next question. Correct answers lead to harder questions, while incorrect answers lead to easier ones. Your final score is based on your performance throughout the
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