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

Q: Sentence: 'a man in a field standing as a ball comes through the air towards him'. Replace the letter 'u' with 'j' in the sentence.

A: a man in a field standing as a ball comes throjgh the air towards him
****
Q: Sentence: 'a u.s. military helicopter landing or taking off'. Replace the letter 'i' with 'l' in the sentence.

A: a u.s. mllltary hellcopter landlng or taklng off
****
Q: Sentence: 'there is a small black goat in the grass'. Replace the letter 't' with 'm' in the sentence.

A:
mhere is a small black goam in mhe grass
****