Answer:
U U “ U “ U “ U
It was many and many a year ago
Step-by-step explanation:
Always remember that vowels in a word are stressed or unstressed syllables. Stressed syllables are the ones which we stress upon while speaking the word. Unstressed syllables are the ones we do not put stress on. These "stressed and unstressed syllables" produce a meter in the poem. In the given lines,
Stressed syllables are: many, many, year
Unstressed syllables are: It, was, and, a, ago