giúp em vs ạ Exercise 1: Mark the letter A, B, C, or D to indicate the word whose underlined part differs from the other three in,pronunciation in each of the following questions.,1 A. operate B. sensor C. neighborhood D. environment,A. garden B. path C. article D. livable,3 A. privacy B. efficient C. city D. centre,4 A. provide B. province C. volunteer D. population,5 A. climate B. designer C. discussion D. environment,Exercise 2: Mark the letter A, B, C, or D to indicate the word that differs from the other three in the position of,primary stress in each of the following questions.,1 A. understand B. generate C. innovate D. concentrate,2 . different B. comfortable C. natural D. domestic,3 A. threaten B. appear C. modernize D. damage,4 A. influence B. confidence C. assistance D. terrorism,5 A. interviewer B. preparation C. economics D. education,Exercise 3: Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.,1. The mining project threatens one of the world's richest areas of,A. collection B. variety C. biodiversity D. numerous,2. Visitors can wander around here without difficulty because most of the antique area is now a,pedestrian.,A. traffic B. crossing C. site D. zone,3. The holiday cottage has many green touches, including _____ cleaning products.,A. friendly B. eco-friendly C. ecological D. economical,4. The Saudi government is investing billions in to support the enormous influx of people in Mecca.,A. streets B. roads C. bridges D. infrastructure,5. We must improve the environment through design and greener buildings.,A. sustainable B. lifelong C harmless D. sustained,6. I'll feel _____ when my exams are over.,A. happily B. more happily C. happy D. more happy,7. Although the dish smelt _____, he refused to eat saying that he was not hungry.,A. bad B. good C. well D. worse,8. The fish tastes _____ I won't eat it.,A. awful B. awfully C. more awfully D. as awful,9. The situation looks _____. We must do something.,A. good B. well C. bad D. badly,10. He seemed to me a bit _____ today.,A. badly B. awfully C. strangely D. strange,11. We should develop such _____ sources of energy as solar energy and nuclear energy.,A. tradition B. alternative C. revolutionary D. surprising,12. City _____ can enjoy better health care than people living in the countryside, but they are usually busier and,more stressed because of the city's fast pace of life.,A. dwellers B. inhabitants C. infrastructure D. ancestors,13. Someone who is . is hopeful about the future or the success of something in particular.,A. powerful B. optimistic C. stagnant D. pessimistic,Constant _____ of attack makes everyday life dangerous here.,A. threat B. threaten C. threatening D. threateningly,This . city is like a paradise for its inhabitants who can enjoy the highest quality of life.,A. environmental friendly B. environmentally friendly,C. environment friend D. friendly environmentally,16. All fossil fuels are . resources that cannot be replaced after use.,A. unlimited B. renewable C. available D. non- renewable,17. Some people think that in order to deal with the problem of congestion in cities. _____ vehicles should be,banned in city centres while others consider this to be,an unrealistic solution.,A. delivery B. police C. private D. public,18. The war has badly damaged the country's .,A. building B. skyscraper C. infrastructure D. centre,19. New York City is expected to increase its energy capacity by 50% by 2050.,A. fossil fuel B. nonrenewable C. renewable D. limited,20. Many researchers claim that yoga practice and physical activities can improve people's of life.,A. pace B. infrastructure C. habitat D. quality

Question

Accepted Answer

To determine the word whose underlined part differs from the other three in pronunciation, we need to analyze the IPA notations for each word.

1. A. operate: ˈɔpəreɪt
   B. sensor: ˈsɛnsər
   C. neighborhood: ˈneɪbərhʊd
   D. environment: ɪnˈvaɪrənmənt

The answer is D. environment, as the main stress is on the second syllable in environment (ɪnˈvaɪrənmənt), whereas the other three words have the main stress on the first syllable.

2. A. garden: ˈgɑrdən
   B. path: pæθ
   C. article: ˈɑrtɪkəl
   D. livable: ˈlɪvəbəl

The answer is B. path, as path has no stress on the first syllable (pæθ), whereas the other three words have the main stress on the first syllable.

3. A. privacy: ˈpraɪvəsi
   B. efficient: ɪˈfɪʃənt
   C. city: ˈsɪti
   D. centre: ˈsɛntər

The answer is B. efficient, as the main stress is on the second syllable in efficient (ɪˈfɪʃənt), whereas the other three words have the main stress on the first syllable.

4. A. provide: prəˈvaɪd
   B. province: ˈprɑvɪns
   C. volunteer: vɑlənˈtɪr
   D. population: pɑpjəˈleɪʃən

The answer is B. province, as the main stress is on the first syllable in province (ˈprɑvɪns), whereas the other three words have the main stress on a syllable other than the first one.

5. A. climate: ˈklaɪmɪt
   B. designer: dɪˈzaɪnər
   C. discussion: dɪˈskəʃən
   D. environment: ɪnˈvaɪrənmənt

The answer is A. climate, as the main stress is on the first syllable in climate (ˈklaɪmɪt), whereas the other three words have the main stress on a syllable other than the first one.

1. Analyze:
'understand' stressed at third syllable
'generate' stressed at first syllable
'innovate' stressed at first syllable
'concentrate' stressed at first syllable
Therefore, 'understand' has a different stress position to other words.
Answer: A. understand

2. Analyze:
'different' stressed at first syllable
'comfortable' stressed at first syllable
'natural' stressed at first syllable
'domestic' stressed at second syllable
Therefore, 'domestic' has a different stress position to other words.
Answer: D. domestic

3. Analyze:
'threaten' stressed at first syllable
'appear' stressed at second syllable
'modernize' stressed at first syllable
'damage' stressed at first syllable
Therefore, 'appear' has a different stress position to other words.
Answer: B. appear

4. Analyze:
'influence' stressed at first syllable
'confidence' stressed at first syllable
'assistance' stressed at second syllable
'terrorism' stressed at first syllable
Therefore, 'assistance' has a different stress position to other words.
Answer: C. assistance

5. Analyze:
'interviewer' stressed at first syllable
'preparation' stressed at third syllable
'economic' stressed at third syllable
'education' stressed at third syllable
Therefore, 'interviewer' has a different stress position to other words.
Answer: A. interviewer

Here are the correct answers to the given questions:

1. C. biodiversity
2. D. zone
3. B. eco-friendly
4. D. infrastructure
5. A. sustainable
6. C. happy
7. A. bad
8. A. awful
9. C. bad
10. C. strangely
11. B. alternative
12. A. dwellers
13. B. optimistic
14. A. threat
15. B. environmentally friendly
16. D. non-renewable
17. C. private
18. C. infrastructure
19. C. renewable
20. D. quality