Exercise IV: Find the word which has a different sound in the part underlined.

1. A. hand
   B. fragrance (Different sound)
   Explanation: In "hand," the 'a' has a short /æ/ sound, while in "fragrance," the 'a' has a long /eɪ/ sound.

2. A. facility
   B. pass (Different sound)
   Explanation: In "facility," the 'a' is pronounced as /ə/, whereas in "pass," the 'a' is pronounced as /æ/.

3. A. function
   B. run (Different sound)
   Explanation: In "function," the 'u' has the /ʌ/ sound, whereas in "run," the 'u' has the /ʌ/ sound, but it may sound different due to accent or context.

4. A. delivery
   B. electrician (Different sound)
   Explanation: In "delivery," the 'e' sounds like /ɪ/, while in "electrician," the 'e' sounds like /ɛ/.

5. A. preserve
   B. officer (Different sound)
   Explanation: In "preserve," the 'e' has the /ɪ/ sound, whereas in "officer," the 'i' has the /ɪ/ sound.

Exercise V: Choose the correct answer A, B, C, or D to complete the sentences.

1. We must encourage the planting of new trees and A. preserve our existing forests.

2. She is known to A. world-famous many people in the world - she is a(n) actress.

3. I need to find out more about these night courses.

4. The British Museum is one of London's most popular tourist C. centres.

5. One of the C. neighbours complained about the noise from the party.

6. Getting fit again has been D. difficult.