Năm học 2023 2024 Mark the letter A, B, C or D to indicate the word whose underlined part differs from the others. 1. A. pollution 2. A. physical 3. A. changed B. earplug C. dump D. dust B. visual C. music D. because B. learned C. laughed D. arrived B. decided C. visited D. looked B. with B. poison 4. A. wanted 5. A. market 6. A. character 7. A. tropical 8. A. earthquake 9. A. breathe 10. A. cause B. depart B. Christmas B. property B. theatre C. card C. church C. performance C. breathing C. thermal D. scare D. chemistry D. volcanic D. healthy D. clothing D. disaster C. scatter 11. A. nature B. change C. gravity D. basic 12. A. university B. unique C. united 13. A. drummer B. future C. number 14. A. interact B. landline C. chat 15. A. airports B. suitcases 16. A. leader B. great 17. A. airports 18. A. explore 19. A. tear 20. A. community B. ways B. improve C. things C. disease C. questions C. positive C. hear D. undo D. umbrella D. verbal D. calculators D. clean D. pictures D. possibility D. fear B. bear B. sensitive C. variety D. interactive Mark the letter A, B, C or D that differs from the other three in the position of primary stress 1. A. national B. iconic B. collect C. Japan practise D. Korean 24 prepare