I. Choose the words whose underlined part is pronounced differently from that of the others in each group.(chọn từ có phần gạch chân phát âm khác so với từ còn lại)
1. A. flat                          B. hat                     C. casual                D. equal
2. A. question                  B. location             C. nation                D. animation
3. A. design                     B. side                   C. picnic                D. advice
4. A. gum                        B. hunt                   C. tunnel                D. tunic
5. A. learned                    B. dressed              C. guided               D. wanted
6. A. country                   B. cloud                 C.  loudly               D. mouse
7. A. camel                      B. cattle                  C.  paddy               D. buffalo
8. A. populated                B. loaded               C.  harvested          D. lived
9. A. fields                       B. flowers              C.  lemons             D. parks
10. A. normal                  B. visitor                C.  transport           D. chore
11. A. vast                       B. cart                    C. craft                   D. paddy
12. A. scarf                      B. school               C. science              D. scare
13. A. terraced                 B. satisfied             C. hooked              D. relaxed
14. A. ethnic                    B. unique               C. basic                  D. diverse
15. A. sure                       B. soundly             C. simple               D. stilt
16. A. letter                      B. twelve               C. person               D. sentence
17. A. included                B. received             C. remembered      D. annoyed
18. A. enough                  B. young                C. country              D. mountain
19. A. speech                   B. March                C. machine             D. children
20. A. face                       B. commercial        C. center                D. city
21. A. when                     B. which                C. whole                D. what
22. A. environment          B. comment           C. development      D. improvement
23. A. great                      B. fate                    C. seat                    D. hate
24. A. sugar                     B. since                  C. sight                  D. song
25. A. change                  B. chocolate           C. chip                   D. schedule
26. A. south                     B. sound                C. mouth                D. touch
27. A. nice                       B. wife                   C. children             D. knife
28. A. fair                        B. straight              C. awake                D. moderate
29. A. tall                         B. ball                    C. call                    D. adjective
30. A. worked                 B. looked               C. naked                D. cooked
31.     A. measure            B. leather               C. mean                 D. feather
32.     A. treatment           B. earplug              C. hearing              D. fear
33.     A. poison               B. visual                C. measure             D. pleasure
34.     A. thermal              B. litter                   C. permanent         D. service
35.     A. affect                 B. cholera              C. pollutant            D. radiation
36. A. played                   B. washed              C. passed               D. watched
37. A. market                   B. depart                C. card                   D. scare
38. A. towel                     B. down                 C. window             D. flower
39. A. food                      B. cook                  C. too                     D. pool
40. A. character               B. Christmas          C. church               D. chemistry
41.     A. marriage           B. massage             C. collage               D. shortage
42.     A. breathe             B. with                   C. thermal              D. clothing
43.     A. education         B. individual          C. procedure          D. production
44.     A. released            B. pleased              C. passed               D. watched
45.     A. helped              B. struggled           C. remarked           D. watched
46. A. cotton                    B. bottle                 C. cold                   D. common
47. A. shout                     B. sugar                 C. share                 D. surgery
48. A. valentine               B. imagine             C. discipline           D. magazine
49. A. drummer               B. future                C. number              D. umbrella
50. A. host                       B. cost                   C. post                   D. most
51. A. good                     B. moon                 C. soon                  D. cool
52. A. crossed                  B. followed            C. fluttered             D. happened
53. A. tear                        B. bear                   C. hear                   D. fear
54. A. think                     B. through             C. thing                  D. thumb
55. A. sew                       B. few                    C. drew                  D. news
56. A. communicate         B. oversleep           C. role                    D. solar
57. A. channel                 B. technique           C. archaeology       D. technology
58. A. culture                   B. multimedia        C. support              D. underground
59. A. trick                      B. hire                    C. shift                   D. gift
60. A. science                  B. solve                 C. enormous                    D. Mars