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

Sentence: 'a crowd watches as giraffes graze the tree tops at the zoo'. Replace the letter 't' with 'q' in the sentence.
a crowd waqches as giraffes graze qhe qree qops aq qhe zoo

Sentence: 'there is a purse on the floor with its contents spilled out'. Replace the letter 'd' with 'v' in the sentence.
there is a purse on the floor with its contents spillev out

Sentence: 'two men on a beach flying a kite'. Replace the letter 'k' with 'c' in the sentence.

two men on a beach flying a cite