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

Sentence: 'a skier with his legs covered in snow lifts one of his feet to stamp it'. Replace the letter 's' with 'y' in the sentence.
a ykier with hiy legy covered in ynow lifty one of hiy feet to ytamp it

Sentence: 'a white stove top oven sitting in a kitchen'. Replace the letter 'k' with 'b' in the sentence.
a white stove top oven sitting in a bitchen

Sentence: 'broccoli just beginning to bud open and blossom'. Replace the letter 'o' with 'g' in the sentence.

brgccgli just beginning tg bud gpen and blgssgm