verse = """
The wheels on the bus go round and round,
Round and round, round and round,
The wheels on the bus go round and round,
All day long.
"""
print(verse)
print()
verse_1 = verse.replace("wheels", "horn")
print(verse_1)
print()
verse_2 = verse_1.replace("round and round", "beep, beep, beep")
verse_3 = verse_2.replace("Round and round", "beep, beep, beep")
print(verse_2)
print()
print(verse_3)