Choose the word which has a different stress pattern from the others

giúp mình với nha.thank you
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20. A.
All
Choose the word which has a different stress pattern from the others.
C. shopping
D. balloon
tr
21. A. money
B. dancer
C. complete
D. joyful
He
22. A. common
B. happy
C. answer
D. open
23. A. prepare
B. enter
D. alone
h
24. A. pumpkin
B. funny
C. water
25. A. tidy
B. compete
C. prefer
D. hotel
26. A. beauty
B. career
C. fireworks
D. harvest
B. drama
C. actor
D. hero
27. A. award
28. A. appear
В. prepare
C. allow
D. happen
29. A. police
B. story
C. cowboy
D. listen
30. A. relaxed
B. boring
C. moving
D. awful
31. A. believe
B. avoid
C. prefer
D. happen
32. A. expensive
B. wonderland
C. favourite
D. driverless
33. A. system
B. transport
C. future
D. traffic
34. A. appearance
B. pollution
C. personal
D. opinion
35. A. television
B. available
C. environment
D. electrical