In this task, you need to replace a letter in the sentence with another given letter.

Sentence: 'two zebras are snuggling at the zoo in their display area'. Replace the letter 'e' with 'z' in the sentence.
two zzbras arz snuggling at thz zoo in thzir display arza

Sentence: 'a yellow fire hydrant sitting on the sidewalk'. Replace the letter 'o' with 'd' in the sentence.
a yelldw fire hydrant sitting dn the sidewalk

Sentence: 'two kids hold wii controllers while playing the wii'. Replace the letter 'e' with 'x' in the sentence.

two kids hold wii controllxrs whilx playing thx wii