Duolingo English Test

General DET Preparation

Comprehensive DET preparation guides covering how the test works, what it measures, and how to study effectively.

These DET guides explain how the test works, what skills it measures, and how to prepare without wasting time on random practice.

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General

Dec 30, 2025·8 min read

DET for Arabic Speakers: 5 L1 Transfer Errors Costing You Points

Arabic speakers face specific challenges on the Duolingo English Test that other test-takers don't. Here are the 5 L1 transfer errors we see most often — and how to fix them before test day.

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