Level: Advanced (TOEFL, IELTS)
Complete each sentence with the correct preposition.
1. The scientist was skeptical ___ the results until further testing was done.
2. The manager is responsible ___ overseeing the entire project.
3. The book was translated ___ several languages.
4. The students protested ___ the sudden tuition hike.
5. The solution consists ___ water and sodium chloride.
6. The professor emphasized the importance ___ critical thinking.
7. The company invested heavily ___ renewable energy.
8. The speaker referred ___ several historical examples.
9. The medication must be taken ___ meals.
10. The team collaborated ___ a foreign university.
11. The data was consistent ___ previous findings.
12. The applicant was rejected ___ lack of experience.
13. The results were derived ___ multiple sources.
14. The policy differs significantly ___ that of neighboring countries.
15. The student was praised ___ her leadership skills.
16. The article was published ___ a peer-reviewed journal.
17. The researcher focused ___ the behavioral aspects of learning.
18. The patient was diagnosed ___ diabetes.
19. The report was submitted ___ the deadline.
20. The committee voted ___ favor of the proposal.
✅ Answers with Explanations