In this task, you need to replace a letter in the sentence with another given letter.
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Question: Sentence: 'a bathroom that has  a sink and a toilet'. Replace the letter 's' with 'a' in the sentence.

Answer: a bathroom that haa  a aink and a toilet


Question: Sentence: 'a giraffe and a zebra stare at each other'. Replace the letter 'g' with 'l' in the sentence.

Answer: a liraffe and a zebra stare at each other


Question: Sentence: 'a man jumped to hit the tennis ball'. Replace the letter 'n' with 'u' in the sentence.

Answer:
a mau jumped to hit the teuuis ball