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

Sentence: 'a young man playing tennis and preparing to hit the ball'. Replace the letter 'e' with 'c' in the sentence.
a young man playing tcnnis and prcparing to hit thc ball

Sentence: 'the two zebras standing out in the field'. Replace the letter 'h' with 'i' in the sentence.
tie two zebras standing out in tie field

Sentence: 'a large arrangement of teddy bears are set up on shelves'. Replace the letter 's' with 'd' in the sentence.

a large arrangement of teddy beard are det up on dhelved