Question 1:

• A. puppet
• B. publish
• C. plumber
• D. purpose

The underlined part in "plumber" is pronounced differently. In "puppet," "publish," and "purpose," the "u" is pronounced /ʌ/ (as in "cup"), while in "plumber," the "u" is pronounced /ʌ/ but combined with the "b" sound, making it different.

Answer: C. plumber

Question 2:

• A. children
• B. champagne
• C. charity
• D. church

The word "children" has a different vowel sound in the first syllable compared to "champagne," "charity," and "church."

Answer: A. children

Question 4:

• A. joyful
• B. freedom
• C. exist
• D. spacecraft

The primary stress in "exist" is on the second syllable (ex-SIST), while the others have the stress on the first syllable.

Answer: C. exist

Question 8:

• A. experience
• B. mausoleum
• C. economic
• D. limitation

The word "economic" has the stress on the third syllable (eco-NOM-ic), while the others have it on the first.

Answer: C. economic

Question 8.
Susan: "How long have you been practising the piano?"
Mike: "..........."

• A. In two years' time.
• B. Two years ago.
• C. for two years.
• D. The previous two years.

The most appropriate response here is "for two years," as it indicates the duration of an action that started in the past and continues to the present.

Answer: C. for two years.

Question 6.
Smoke from vehicles accounts ........ a significant portion of air pollution in cities around the world.

• A. to
• B. by
• C. with
• D. for

The correct preposition here is "for" because we use "account for" to explain the proportion or contribution of something.

Answer: D. for

Question 7.
We ........ everywhere by car, but now we use public transport more.

• A. used to go
• B. were going
• C. had gone
• D. will go

The correct answer is "used to go" because it refers to a past habit or routine that no longer happens.

Answer: A. used to go

Question 8.
This year, we’re having a big family get-together to ........ my cousin turning eighteen.

• A. organize
• B. decorate
• C. nominate
• D. celebrate

The correct word is "celebrate" because it refers to honoring or marking an important event or milestone (like a birthday).

Answer: D. celebrate

Question 9.
The band ........ music is amazing made all the spectators dance and sing along.

• A. which
• B. whose
• C. that
• D. whom

The correct word is "whose" because it shows possession (the music of the band).

Answer: B. whose

Question 10.
........ the high cost, we decided to buy tickets to the exhibition.

• A. Because of
• B. Although
• C. Despite
• D. In order to

The best fit here is "Despite" because it introduces a contrast between the high cost and the decision to buy tickets.

Answer: C. Despite

Question 11.
Factories are ........ to the environment by producing large amounts of waste and greenhouse gases.

• A. damaging
• B. doing harm
• C. having an influence
• D. destroying

The correct answer is "damaging" because it describes the negative effect factories have on the environment.

Answer: A. damaging

Question 12.
After the earthquake, several houses ........ and hundreds of people became homeless.

• A. destroyed
• B. decreased
• C. collapsed
• D. struck