Find the word which has a different sound in the part underlined. 1. A. allergy B. calorie C. coordinate D. triathlon 2. A. compound B. concentrate C. monopoly D. melody 3. A. essential B. attention C. vegetarian D. depression 4. A. sick B. swimming C. itchy D. riding 5. A. really B. healthy C. regularly D. identify 13. A. bottle B. purpose C. collect D. second 14. A. heard B. pearl C. heart D. earth 15. A. sofa B. away C. banana D. occasion

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