# Bài kiểm tra từ vựng IELTS cơ bản – Mẫu số 20

Nguồn: https://therealielts.vn/bai-kiem-tra-tu-vung-ielts-co-ban-mau-so-20/  
Tác giả: Tú Kiều Trọng — The Real IELTS  
Ngày đăng: 07/07/2025 · Cập nhật: 07/07/2025  
Chuyên mục: Từ vựng IELTS

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## PHẦN CÂU HỎI – BÀI KIỂM TRA IELTS TỪ VỰNG CƠ BẢN SỐ 20

### ⏱ Thời gian: 40 phút

### 📌 Chủ đề: Technology, Society, Environment, Education, Health

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### Câu 1–10: Chọn nghĩa đúng của từ được in đậm

1. The new software features a user-friendly **interface**.
  A. design
  B. interface
  C. system
  D. layout
2. Many people suffer from **stress** at work.
  A. pressure
  B. happiness
  C. energy
  D. creativity
3. They launched a **campaign** to promote recycling.
  A. project
  B. campaign
  C. program
  D. event
4. He travels to remote **locations** for research.
  A. places
  B. locations
  C. areas
  D. zones
5. Students should use **reliable** sources.
  A. updated
  B. reliable
  C. popular
  D. simple
6. The study shows a strong **correlation** between variables.
  A. difference
  B. correlation
  C. conflict
  D. connection
7. The restaurant offers **organic** food options.
  A. healthy
  B. processed
  C. organic
  D. tasty
8. He gave a **detailed** report on the findings.
  A. quick
  B. detailed
  C. simple
  D. vague
9. She joined an online **community** of writers.
  A. group
  B. community
  C. network
  D. audience
10. The teacher expects **participation** in class.
  A. attendance
  B. participation
  C. listening
  D. reading

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### Câu 11–20: Hoàn thành câu với từ đúng

1. They aim to reduce plastic **pollution**.
  A. usage
  B. pollution
  C. production
  D. reception
2. He needs to complete the **assignment** by Friday.
  A. assignment
  B. exam
  C. project
  D. lecture
3. She visited an art **exhibition** last weekend.
  A. gallery
  B. exhibition
  C. museum
  D. show
4. The hospital enforces strict **protocols** for safety.
  A. rules
  B. protocols
  C. guidelines
  D. processes
5. They offer **accommodation** close to campus.
  A. food
  B. accommodation
  C. transportation
  D. education
6. Students must **submit** their essays online.
  A. upload
  B. submit
  C. send
  D. print
7. He bought health insurance for **coverage**.
  A. payment
  B. coverage
  C. plan
  D. package
8. They conducted a **survey** of customer opinions.
  A. interview
  B. test
  C. survey
  D. report
9. She delivered a confident **presentation**.
  A. speech
  B. talk
  C. presentation
  D. discussion
10. The data **analysis** revealed interesting trends.
  A. survey
  B. analysis
  C. summary
  D. discussion

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### Câu 21–30: Từ đồng nghĩa (synonym)

1. The results were **consistent**.
  A. variable
  B. consistent
  C. random
  D. inconsistent
2. He responded **promptly** to the email.
  A. slowly
  B. promptly
  C. randomly
  D. late
3. The lecture was very **insightful**.
  A. boring
  B. superficial
  C. insightful
  D. casual
4. Their service is **exceptional**.
  A. average
  B. exceptional
  C. poor
  D. regular
5. The program is **innovative**.
  A. old
  B. innovative
  C. standard
  D. reserved
6. She gave a **comprehensive** overview.
  A. narrow
  B. comprehensive
  C. partial
  D. simple
7. He is a **dedicated** student.
  A. lazy
  B. dedicated
  C. casual
  D. uninterested
8. The idea was **feasible**.
  A. unrealistic
  B. feasible
  C. impossible
  D. risky
9. The food was **appetizing**.
  A. unappealing
  B. appetizing
  C. bland
  D. terrible
10. Their findings were **accurate**.
  A. approximate
  B. accurate
  C. false
  D. flawed

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### Câu 31–40: Từ học thuật & kỹ năng

1. Write a concise **summary** of your report.
  A. analysis
  B. summary
  C. evaluation
  D. introduction
2. Provide a strong **justification** for your choices.
  A. reason
  B. justification
  C. fact
  D. method
3. The research included a **case study**.
  A. survey
  B. case study
  C. experiment
  D. report
4. Use **visual aids** in your presentation.
  A. slides
  B. visuals
  C. charts
  D. diagrams
5. They followed the research **methodology**.
  A. technique
  B. methodology
  C. process
  D. design
6. Students must **evaluate** their sources critically.
  A. trust
  B. evaluate
  C. ignore
  D. list
7. Include proper **citations** in your essay.
  A. examples
  B. quotes
  C. citations
  D. notes
8. The project has clear **objectives**.
  A. aims
  B. objectives
  C. topics
  D. results
9. They measured the **outcomes** of the program.
  A. results
  B. outcomes
  C. purposes
  D. intentions
10. Conclude with a strong **evaluation** of your findings.
  A. description
  B. evaluation
  C. summary
  D. introduction

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## ✅ PHẦN ĐÁP ÁN

1. B
2. A
3. B
4. B
5. B
6. B
7. C
8. B
9. B
10. B
11. B
12. A
13. B
14. B
15. B
16. B
17. B
18. C
19. C
20. B
21. B
22. B
23. C
24. B
25. B
26. B
27. B
28. B
29. B
30. B
31. B
32. B
33. B
34. D
35. B
36. B
37. C
38. B
39. B
40. B

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