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layful:
Động từ có quy tắc thêm –ed được phát âm như sau:
1. // sau âm /t, d/
2. /t/ sau những phụ âm vô thanh (trừ âm /t/) : /p, k, f, ʃ, s, , θ/
3. /d/ sau những nguyên âm và phụ âm hữu thanh (trừ âm /d/) : / ð, b, v, z, ʒ, , g, m, n, ŋ, l/
EXERCISE 1: Choose the word whose underlined part is pronounced differently from the others
A. arrived B. believed C. received D. hoped
A. opened B. knocked C. played D. occurred
A. rubbed B. tugged C. stopped D. filled
A. dimmed B. travelled C. passed D. stirred
A. tipped B. begged C. quarrelled D. carried
A. tried B. obeyed C. cleaned D. asked
A. packed B. added C. worked D. pronounced
A. watched B. phoned C. referred D. followed
A. agreed B. succeeded C. smiled D. loved
A. laughed B. washed C. helped D. weighed
A. walked B. ended C. started D. wanted
A. killed B. hurried C. regretted D. planned
A. visited B. showed C. wondered D. studied
A. sacrificed B. finished C. fixed D. seized
A. needed B. booked C. stopped D. washed
A. loved B. teased C. washed D. rained
A. packed B. punched C. pleased D. pushed
A. filled B. naked C. suited D. wicked
A. caused B. increased C. practised D. promised
A. washed B. parted C. passed D. barked
A. killed B. cured C. crashed D. waived
A. imagined B. released C. rained D. followed
A. called B. passed C. talked D. washed
A. landed B. needed C. opened D. wanted
A. cleaned B. attended C. visited D. started
A. talked B. fished C. arrived D. stepped
A. wished B. wrapped C. laughed D. turned
A. considered B. rescued C. pulled D. roughed
A. produced B. arranged C. checked D. fixed
A. caused B. examined C. operated D. advised
A. discovered B. destroyed C. developed D. opened
A. repaired B. invented C. wounded D. succeeded
A. improved B. parked C. broadened D. encouraged
A. delivered B. organized C. replaced D. obeyed
A. painted B. provided C. protected D. equipped
A. tested B. marked C. presented D. founded
A. used B. finished C. married D. rained
A. allowed B. dressed C. flashed D. mixed
A. switched B. stayed C. believed D. cleared

Động từ có quy tắc thêm –ed được phát âm như sau:
1. // sau âm /t, d/
2. /t/ sau những phụ âm vô thanh (trừ âm /t/) : /p, k, f, ʃ, s, , θ/
3. /d/ sau những nguyên âm và phụ âm hữu thanh (trừ âm /d/) : / ð, b, v, z, ʒ, , g, m, n, ŋ, l/
EXERCISE 1: Choose the word whose underlined part is pronounced differently from the others
A. arrived B. believed C. received D. hoped
A. opened B. knocked C. played D. occurred
A. rubbed B. tugged C. stopped D. filled
A. dimmed B. travelled C. passed D. stirred
A. tipped B. begged C. quarrelled D. carried
A. tried B. obeyed C. cleaned D. asked
A. packed B. added C. worked D. pronounced
A. watched B. phoned C. referred D. followed
A. agreed B. succeeded C. smiled D. loved
A. laughed B. washed C. helped D. weighed
A. walked B. ended C. started D. wanted
A. killed B. hurried C. regretted D. planned
A. visited B. showed C. wondered D. studied
A. sacrificed B. finished C. fixed D. seized
A. needed B. booked C. stopped D. washed
A. loved B. teased C. washed D. rained
A. packed B. punched C. pleased D. pushed
A. filled B. naked C. suited D. wicked
A. caused B. increased C. practised D. promised
A. washed B. parted C. passed D. barked
A. killed B. cured C. crashed D. waived
A. imagined B. released C. rained D. followed
A. called B. passed C. talked D. washed
A. landed B. needed C. opened D. wanted
A. cleaned B. attended C. visited D. started
A. talked B. fished C. arrived D. stepped
A. wished B. wrapped C. laughed D. turned
A. considered B. rescued C. pulled D. roughed
A. produced B. arranged C. checked D. fixed
A. caused B. examined C. operated D. advised
A. discovered B. destroyed C. developed D. opened
A. repaired B. invented C. wounded D. succeeded
A. improved B. parked C. broadened D. encouraged
A. delivered B. organized C. replaced D. obeyed
A. painted B. provided C. protected D. equipped
A. tested B. marked C. presented D. founded
A. used B. finished C. married D. rained
A. allowed B. dressed C. flashed D. mixed
A. switched B. stayed C. believed D. cleared