《Old McDonald Had a Farm(英语儿歌)》说明：
old macdonald had a farm yi-a-yi-a-o and on the farm he had a cat yi-a-yi-a-o with a miaomiao here and miaomiao there here miao there miao everywhere miaomiao old macdonald had a farm yi-a-yi-a-o old macdonald had a farm yi-a-yi-a-o and on the farm he had a dog yi-a-yi-a-o with a owow here and owow there here ow there ow everywhere owow old macdonald had a farm yi-a-yi-a-o old macdonald had a farm yi-a-yi-a-o and on the farm he had a duck yi-a-yi-a-o with a quarkquark here and quarkquark there here quark there quark everywhere quarkquark old macdonald had a farm yi-a-yi-a-o old macdonald had a farm yi-a-yi-a-o and on the farm he had a cow yi-a-yi-a-o with a mumu here and mumu there here mu there mu everywhere mumu old macdonald had a farm yi-a-yi-a-o
