I. Choose the words whose underlined part is pronounced differently from that of the others in each group
21. A. subject B. club C. put D. lunch
22. A. but B. lunch C. student D. up
23. A. day B. lake C. tall D. plane
24. A. restaurant B. river C. well D. left
25. A. office B. behind C. clinic D. picture
26. A. activity B. compass C. thank D. have
27. A. come B. someone C. brother D. volleyball
28. A. lunch B. computer C. calculator D. uniform
29. A. picture B. minute C. bicycle D. listen
30. A. repeat B. wearing C. teacher D. meat
31. A. come B. month C. mother D. open
32. A. brother B. judo C. going D. rode
33. A. come B. poem C. going D. follow
34. A. other B. Monday C. brother D. closer
35. A. judo B. mother C. open D. postcard
36. A. school B. teaching C. chess D. chalk
37. A. wonderful B. ago C. show D. go
38. A. come B. someone C. brother D. volleyball
39. A. lunch B. computer C. calculator D. uniform
40. A. funny B. lunch C. sun D. computer
41. A. other B. among C. potato D. nothing
42. A. activity B. compass C. thank D. have
43. A. group B. should C. soup D. pour
44. A. window B. nothing C. bowl D. grow
45. A. true B. luck C. Sunday D. uncle
46. A. homework B. judo C. compass D. overseas
47. A. show B. snow C. bowl D. now
48. A. notebook B. love C. above D. Monday
49. A. activity B. creative C. continuous D. international
50. A. surround B. counting C. country D. about