I. Choose the words whose underlined part is pronounced differently from that of the others in each group 1. A. collection B. tradition C. exhibition D. question 2. A. version B. pleasure C. usual D. design 3. A. closure B. sure C. pleasure D. leisure 4. A. ocean B. concert C. musician D. official 5. A. so B. expensive C. saxophone D. music 6. A. treasure B. closure C. exposure D. ensure 7. A. happy B. hard C. similarity D. talent 8. A. chorus B. brochure C. machine D. chef 9. A. treasure B. vision C. discussion D. decision 10. A. exhibition B. action C. question D. tradition 11. A. collect B. clean C. city D. cracker 12. A. pottery B. melody C. modal D. profit 13. A. near B. clear C. dear D. learn 14. A. knocked B. needed C. founded D. wanted 15. A. spring B. swimming C. think D. realize 16. A. country B. hungry C. fly D. every 17. A. why B. who C. when D. what 18. A. finished B. reported C. landed D. succeeded 19. A. celebrate B. lazy C. vacation D. mechanic 20. A. conclusion B. ensure C. rush D. mission 21. A. student B. study C. dust D. must 22. A. father B. date C. hard D. last 23. A. chapter B. rich C. cheese D. chemist 24. A. watches B. boxes C. buses D. tables 25. A. pleasure B. sound C. same D. best 26. A. foot B. pool C. moon D. food 27. A. birth B. their C. myth D. fifth 28. A. trays B. says C. bays D. days 29. A. companion B. company C. comparison D. compartment 30. A. naked B. wicked C. beloved D. confused 31. A. plumber B. doubt C. debt D. herbage 32. A. clothes B. gone C. drove D. ghost 33. A. hear B. clear C. swear D. ear 34. A. heat B. great C. beat D. teach 35. A. nearest B. head C. bread D. health 36. A. sign B. mistake C. triangle D. drive 37. A. noon B. tool C. blood D. spoon 38. A. plays B. looks C. wants D. helps 39. A. decided B. played C. listened D. enjoyed 40. A. feed B. heat C. meat D. pleasure 41. A. dear B. fear C. hear D. heart 42. A. stupid B. studio C. study D. student 43. A. brother B. thick C. they D. that 44. A machine B. parachute C. champagne D. cheer 45. A. doctor B. hospital C. pollution D. tomorrow 46. A. cough B. laugh C. enough D. high 47. A. collect B. clean C. city D. cracker 48. A. pottery B. melody C. modal D. profit 49. A. near B. clear C. dear D. learn 50. A. knocked B. needed C. founded D. wanted II. Choose the words whose underlined part is pronounced differently from that of the others in each group 1. A. wash B. warm C. wall D. walk 2. A. pan B. bag C. water D. add 3. A. sauce B. aunt C. caught D. daughter 4. A. document B. naughty C. audience D. water 5. A. one B. bottle C. coffee D. pot 6. A. morning B. what C. problem D. yogurt 7. A. talk B. salt C. sausage D. cause 8. A. pork B. flower C. cow D. flour 9. A. noodle B. food C. soon D. cook 10. A. apple B. fragrant C. fragile D. traffic 11. A. bitter B. delicious C. diet D. music 12. A. pepper B. vegetarian C. shelter D. pen 13. A. food B. tooth C. noodles D. flood 14. A. sunburn B. tuna C. tutor D. unusual 15. A. warm B. wash C. wall D. walk 16. A. pan B. bag C. wash D. add 17. A. sauce B. daughter C. caught D. aunt 18. A. monthly B. homework C. closer D. poem 19. A. notebook B. borrow C. other D. follow 20. A. cupboards B. chopsticks C. tourists D. laptops 21. A. windows B. tables C. apartments D. pictures 22. A. climb B. busy C. because D. biscuit 23. A. butter B. put C. sugar D. push 24. A. great B. bread C. break D. steak 25. A. weight B. height C. eight D. vein 26. A. too B. food C. soon D. good 27. A. would B. about C. round D. out 28. A. enough B. cough C. though D. rough 29. A. few B. sew C. knew D. new 30. A. chooses B. houses C. rises D. horses 31. A. suit B. seven C. sugar D. sun 32. A. accurate B. accept C. accident D. success 33. A. lazy B. lapel C. label D. labourer 34. A. while B. which C. who D. white 35. A. come B. roll C. comb D. grow 36. A. blood B. prove C. rude D. souvenir 37. A. hour B. honest C. heir D. hospital 38. A. dealt B. dreamt C. heal D. jealous 39. A. post B. close C. police D. phone 40. A. umbrella B. union C. usage D. university 41. A. taught B. cause C. laugh D. audience 42. A. world B. morning C. short D. fork 43. A. bargain B. warm C. farm D. carp 44. A. warm B. wash C. wall D. walk 45. A. pan B. bag C. wash D. add 46. A. tofu B. opera C. hot D. bottle 47. A. taught B. water C. sandwich D. author 48. A. apple B. pancake C. snack D. salt 49. A. torch B. pot C. omelette D. rock 50. A. vacation B. nation C. question D. exhibition