II. Choose the word whose main stressed syllable is placed differently from that of the other in each group.
1. A. unnoticed B. experiment C. underground D. unchanged
2. A. chemical B. impossible C. investigate D. solution
3. A. discussion B. immoral C. examine D. conclusion
4. A. implant B. unfortunate C. imply D. findings
5. A. unbalance B. engine C. portable D. valuable
6. A. sociable B. volunteer C. photograph D. beautiful
7. A. exhibition B. introduction C. emigration D. stationery
8. A. opportunity B. creativity C. generosity D. community
9. A. dramatic B. tornado C. injury D. historic
10. A. competitive B. activity C. interactive D. attractive
11. A. transitive B. impressive C. exciting D. connection
12. A. radiation B. excavate C. absolutely D. terribly
13. A. disaster B. pollution C. permanent D. eruption
14. A. practicality B. ideology C. geography D. interaction
15. A. intelligent B. changeable C. believable D. philosophy
II. Choose the word whose main stressed syllable is placed differently from that of the other in each group.
1. A. unnoticed B. experiment C. underground D. unchanged
2. A. chemical B. impossible C. investigate D. solution
3. A. discussion B. immoral C. examine D. conclusion
4. A. implant B. unfortunate C. imply D. findings
5. A. unbalance B. engine C. portable D. valuable
6. A. sociable B. volunteer C. photograph D. beautiful
7. A. exhibition B. introduction C. emigration D. stationery
8. A. opportunity B. creativity C. generosity D. community
9. A. dramatic B. tornado C. injury D. historic
10. A. competitive B. activity C. interactive D. attractive
11. A. transitive B. impressive C. exciting D. connection
12. A. radiation B. excavate C. absolutely D. terribly
13. A. disaster B. pollution C. permanent D. eruption
14. A. practicality B. ideology C. geography D. interaction
15. A. intelligent B. changeable C. believable D. philosophy