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Choose the word that has the underlined syllable pronounced different from the others.
1. A. worked B. hoped C. watched D. lived
2. A. invader B. destroy C. spend D. Soldier
3. A. nature B. toxic C. plant D. Contain
4. A. played B. missed C. called D. moved
5 A. nation B. tourist C. study D. return
Choose the word whose main stress is placed different from the others.
6. A. ethnic B. explore C. orphan D. fauna
7. A. dependent B. survival C. minority D. recognize
8. A. temperature B. chemical C. habit D. location
9. A. abandon B. national C. wilderness D. butterfly
10 .A. establish B. disaster C. tropical D. dependent

Cambridge Dictionary | Từ điển tiếng Anh, Bản dịch & Từ điển từ đồng nghĩa
Laban Dictionary - Từ điển Anh Việt, Việt Anh, Anh Anh
Oxford Learner's Dictionaries | Find definitions, translations, and grammar explanations at Oxford Learner's Dictionaries
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I. Pronunciation: Choose the word whose primary stressed syllable is different from those of the rest.
1. A. finger B. consume C. deplete D. protect
2. A. confusion B. solution C. protection D. editor
3. A. animal B. invention C. energy D. influence
4. A. disappearance B. vulnerable C. conservation D. generation
5. A. identify B. disadvantage C. technology D. eliminate
6. A. diverse B. wildlife C. fauna D. flora

A. PHONETICS Exercise 1. Find the word which has a different sound in the part underlined
1.A. mobile B. modern C. electronic D. concentrate
2.A. distract B. tablet C. date D. concentrate
3.A. access B. affect C. application D. fact
4.A. digital B. fingertip C. identify D. mobile
5. A. recordings B. educate C. children D. device
Exercise 2. Choose the word which has a different stress pattern from the others
1.A.digital B. expensive C.general D.benefit
2.A. horrible B. practical C.encourage D. calculate
3.A. impolite B. different C.stimulate D. personal
4.A. consider B. astonished C. overwrite D. operate
5.A. imagine B. interact C. effective D. encourage

II.Choose the word which has different stress pattern:
11. A. maintain B. marine C. challenge D. device
12. A. investigate B. information C. submarine D. independent
13. A. organism B. environment C. temperature D. satellite
14. A. carnivore B. entrapment C. technology D. Atlantic
15. A. secret B. ocean C. migrate D. Herbicide
III.Choose the word underlined which is pronounced differently from the others:
20. A. tour B. pour C. four D. sure
21. A. beer B. dear C. were D. atmostphere

Mark the letter A, B, c, or D on your answer sheet to indicate the word that differs from the other three in the position of primary stress in each of the following questions.
1. A. consist B. carry C. remove D. protect
2. A. arrive B. teacher C. table D. student
3. A. selfish B. correct C. purpose D. surface
4. A. provide B. product C. promote D. profess
5. A. prepare B. repeat C. purpose D. police
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Exercise 8: Find the word whose stress pattern is different from the others of the same group.
1. A. realize
B. improve
C. machine
D. correct
2.A. remove
B. advice
C. prefer
D. happen
3. A.button
B. effect
C. allow
D. advise
4. A. famous
B. collect
C. behave
D. inform
5. A. decide
B. distant
C. demand
D. device
6. A. narrow
B. forest
C. active
D. museum
7. A. vacancy
B. location
C. financial
D. demolish
8 A. relate
B. patient
C. impose
D. deny
9. A. emotion
B. absolute
C. efficient
D. develop
10. A. decide
B. expect
C. purpose
D. reform
11. A. creative
B. minority
C. experience
D. scientific
12. A. teacher
B. revise
C. ignore
D. resign
13. A. relative
B. habitat
C. informal
D. different
14. A. contain
B. reason
C. chemical
D. enter
15. A. discover
B. satisfy
C.dangerous
D. reference
16. A. avoid
B. gesture
C. permit
D. secure
17. A. homework
B. precise
C. specific
D. computer
18. A. economy
B. dishonest
C. establish
D. unexpected