Final answer:
This question is about identifying silent letters and combinations representing one sound in words.
Step-by-step explanation:
Forming Sounds in Words
In English language words, certain letters can be silent, and there can be various combinations of letters that represent a single sound. Let's analyze the given words:
- listen: None of the letters are silent, as they all contribute to the sound of the word.
- anger: The silent letter in this word is 'g'. It does not produce any sound.
- passed: The silent letters in this word are 'e' and 'd'.
- who: There are no silent letters in 'who'.
- critique: None of the letters are silent here.
- philosophy: The letters 'p', 'h', and 'y' are silent in this word, leaving the sound of 's-o-f-ee'.
- bride: All letters in 'bride' contribute to the sound of the word.
- teethe: The silent letter in 'teethe' is 'h'.
- mechanic: All the letters in 'mechanic' produce sounds, and there are no silent letters.
- comb: The silent letter in 'comb' is 'b'.
- hiccough: The silent letters in 'hiccough' are 'h' and 'p'.
- knight: None of the letters in 'knight' are silent.
In summary, for the given words, the combinations representing one sound are: