Duolingo English Test (DET)

Duolingo English Test — Fill in the Blanks, Set 2

Take the Duolingo English Test — Fill in the Blanks, Set 2: 20 multiple-choice questions (30 minutes) with instant scoring and a full answer review.…

What this test covers

20 DET Vocabulary

Sample questions with answers

The first 5 questions of this test, with the correct answer and explanation.

Q1. Complete the word in the sentence: "The teacher expl______ the rule again for the class."
- A. explained ✓
- B. exploited
- C. exploded
- D. explored
Answer: A. explained
Explanation: A teacher explains a rule.
Q2. Complete the word in the sentence: "Please make a res______ for a table for four."
- A. research
- B. resident
- C. resource
- D. reservation ✓
Answer: D. reservation
Explanation: You make a reservation for a table.
Q3. Complete the word in the sentence: "The weather forecast pred______ heavy rain tomorrow."
- A. predecessor
- B. predicts ✓
- C. predicament
- D. predators
Answer: B. predicts
Explanation: A forecast predicts weather.
Q4. Complete the word in the sentence: "She has a good sense of hum______ and makes everyone laugh."
- A. human
- B. humour ✓
- C. humble
- D. humid
Answer: B. humour
Explanation: A sense of humour makes people laugh.
Q5. Complete the word in the sentence: "We need to prep______ carefully for the exam."
- A. prepare ✓
- B. prepay
- C. preposition
- D. prepaid
Answer: A. prepare
Explanation: You prepare for an exam.

The other 15 questions

Take the timed test (free, no sign-up) to see your score and the answer and explanation for every question.

Q6. Complete the word in the sentence: "The factory causes a lot of air poll______."
- A. pollution
- B. pollster
- C. poll
- D. pollen
Q7. Complete the word in the sentence: "He was very gen______ and gave money to charity."
- A. general
- B. genius
- C. generous
- D. genetic
Q8. Complete the word in the sentence: "The concert attracted a large aud______."
- A. audio
- B. audience
- C. audition
- D. audit
Q9. Complete the word in the sentence: "Please follow the instr______ on the box."
- A. instruments
- B. instructors
- C. instructions
- D. instrumental
Q10. Complete the word in the sentence: "The new bridge will conn______ the two towns."
- A. connotation
- B. connection
- C. connector
- D. connect
Q11. Complete the word in the sentence: "Fruit and vegetables are an imp______ part of a healthy diet."
- A. imperial
- B. important
- C. impatient
- D. impossible
Q12. Complete the word in the sentence: "The museum is open dai______ from 9 a.m. to 5 p.m."
- A. dairy
- B. daisy
- C. dainty
- D. daily
Q13. Complete the word in the sentence: "He felt very gra______ for all the help he received."
- A. grateful
- B. gradual
- C. graceful
- D. gravity
Q14. Complete the word in the sentence: "The company hired more emp______ to cope with demand."
- A. empty
- B. emperors
- C. emphasis
- D. employees
Q15. Complete the word in the sentence: "Many birds mig______ south for the winter."
- A. migrant
- B. migraine
- C. migrate
- D. migration
Q16. Complete the word in the sentence: "The police are inves______ the robbery."
- A. investing
- B. investor
- C. investment
- D. investigating
Q17. Complete the word in the sentence: "She won a sch______ to study abroad."
- A. schedule
- B. scholar
- C. scholarship
- D. scheme
Q18. Complete the word in the sentence: "The noise from the party was very ann______."
- A. announced
- B. annoying
- C. anniversary
- D. annual
Q19. Complete the word in the sentence: "Plants need sunl______ to grow."
- A. sunlight
- B. sunlit
- C. sunless
- D. sunlamp
Q20. Complete the word in the sentence: "We should resp______ other people's opinions."
- A. respond
- B. response
- C. respect
- D. respiratory