In this task, you need to reverse all words of a given length in the sentence. The number of letters in a word determine its length. For example, the length of the word "apple" is 5.

[EX Q]: Sentence: 'a man riding skis down a snow covered slope'. Reverse all words of length '5' in the given sentence.
[EX A]: a man riding skis down a snow covered epols

[EX Q]: Sentence: 'a bus with a colorful design  on the bottom half'. Reverse all words of length '8' in the given sentence.
[EX A]: a bus with a lufroloc design on the bottom half

[EX Q]: Sentence: 'a giraffe is standing on tall dry grass'. Reverse all words of length '2' in the given sentence.
[EX A]:
a giraffe si standing no tall dry grass