Free Practice Questions for Duolingo English Test
Exam-style questions and explanations by OpenExamPrep.
Loading practice questions...
Key Facts: Duolingo English Test Exam
About 1 hour
Official test experience length
Duolingo English Test Help Center - Test Structure
10-160
Overall score and subscore scale
Duolingo English Test scoring guidance
5 points
Score reporting increment
Duolingo English Test scoring guidance
Within 2 days
Normal certified results timeline
Duolingo English Test Help Center - Results
$70
Standard public test fee cited in February 2026 readiness article
Duolingo English Test readiness article
100
Original practice questions here
OpenExamPrep DET practice bank
DET is a roughly one-hour, online, computer-adaptive English proficiency test. The current official structure includes onboarding, an adaptive test with reading, listening, speaking, writing, and integrated task types, followed by Writing Sample and Speaking Sample. Scores are reported from 10-160 in 5-point increments, with individual subscores for reading, writing, listening, and speaking plus integrated subscores for literacy, comprehension, conversation, and production. Certified results are normally available within two days.
Sample Duolingo English Test Practice Questions
Try these sample questions to review concepts for the Duolingo English Test exam. Each question includes a detailed explanation. Start the interactive quiz above for the full 142+ question experience with AI tutoring.
1DET Read and Select practice: Which option is a real English word meaning careful, exact, and accurate?
2DET Read and Select practice: Which option is a real English word meaning temporary or lasting only a short time?
3DET Read and Select practice: Which option is a real English word meaning to make an idea clearer?
4DET Read and Select practice: Which option is a real English word meaning believable or worthy of trust?
5DET Read and Select practice: Which option is a real English word meaning a shortage or limited supply?
6DET Read and Select practice: Which option is a real English word meaning to examine something carefully?
7DET Read and Select practice: Which option is a real English word meaning occurring often?
8DET Read and Select practice: Which option is a real English word meaning to protect or keep something safe?
9DET Read and Select practice: Which option is a real English word meaning a result or effect?
10DET Read and Select practice: Which option is a real English word meaning to make larger or wider?
About the Duolingo English Test Exam
The Duolingo English Test is an online, on-demand English proficiency assessment for academic and institutional use. It is computer-adaptive, so the difficulty and number of some questions change based on performance. Current official task types include reading and vocabulary recognition, sentence and passage completion, listening dictation, interactive reading, interactive listening, speaking prompts, writing prompts, and ungraded Writing Sample and Speaking Sample responses that are shared with score recipients.
Exam sponsor: Duolingo English Test. The requirements and fees below concern the certification or admission exam, separate from our free practice resources.
Assessment
Adaptive online English proficiency test: onboarding and equipment/ID checks, a variable-length adaptive test with reading/listening/speaking/writing task types, then Writing Sample and Speaking Sample shared with institutions.
Time Limit
About 1 hour total
Passing Score
10-160 score scale in 5-point increments; no universal passing score
Exam / Certification Fees
$70 USD standard test fee cited by Duolingo in February 2026 readiness guidance
Exam sponsor websiteReported exam pass rate: Not applicable. DET reports proficiency scores rather than pass/fail outcomes. Schools and programs set their own minimum scores. Exam sponsor website
Fees, eligibility, and exam policies can change. Confirm them with the exam sponsor before applying or paying.
Official sources
Our practice resources: topics covered
We aim to reflect publicly available exam outlines and topic information in our study resources. Coverage, format, and difficulty may differ from the actual exam, and we cannot guarantee that every detail is accurate or current. Confirm exam requirements, fees, and policies with the official exam sponsor.
Reading, Vocabulary, and Interactive Reading
Read and Select, Fill in the Blanks, Read and Complete, and Interactive Reading tasks require accurate word recognition, spelling, context-based vocabulary, sentence completion, passage organization, identifying ideas, locating answers, and choosing titles.
Listening and Interactive Listening
Listen and Type tests accurate dictation, while Interactive Listening asks test takers to understand a scenario, choose suitable responses in a conversation, and summarize the conversation using the key points and outcome.
Speaking and Writing Production
Write About the Photo, Interactive Writing, Speak About the Photo, Read Then Speak, Interactive Speaking, Writing Sample, and Speaking Sample reward relevant content, development, organization, vocabulary range, grammar control, fluency, pronunciation, and intelligibility.
Scoring, Results, and Test Rules
DET reports scores from 10-160 in 5-point increments. Since July 1, 2024, certificates include individual subscores and integrated subscores. Results are normally available within two days, scores can be shared with unlimited institutions, and test takers must follow online proctoring rules.
Preparing for the Duolingo English Test Exam
What You Need to Know
- Passing score: 10-160 score scale in 5-point increments; no universal passing score
- Assessment: Adaptive online English proficiency test: onboarding and equipment/ID checks, a variable-length adaptive test with reading/listening/speaking/writing task types, then Writing Sample and Speaking Sample shared with institutions.
- Time limit: About 1 hour total
- Exam / certification fees: $70 USD standard test fee cited by Duolingo in February 2026 readiness guidance Official sources
Using Our Practice Resources
- Work through all 142 available questions
- Review every answer and explanation
- Track weak areas and revisit them
- Use our AI tutor for tough concepts
Duolingo English Test: Suggested Study Strategy
Frequently Asked Questions
How long is the Duolingo English Test?
Duolingo says test takers need about one uninterrupted hour. That includes onboarding and setup, the adaptive test, and the writing and speaking sample portion.
How many questions are on the DET?
DET does not have one fixed public question count. Duolingo describes it as adaptive in both difficulty and length, and the official frequency table gives ranges for several task types rather than one exact total.
What is the DET score scale?
DET scores are reported on a 10-160 scale in 5-point increments. The report includes an overall score, individual subscores for reading, writing, listening, and speaking, and integrated subscores for literacy, comprehension, conversation, and production.
When are DET results available?
Certified results are normally available within two days after completing the test. Duolingo also offers Faster Results, which can provide results within 12 hours when purchased.
Does this question bank copy official DET prompts?
No. These are original selected-response practice questions adapted to DET skills and task recognition. For the official adaptive experience and estimated score range, use Duolingo's free official practice test.