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.

Sentence: 'a computer desk topped with a large monitor'. Reverse all words of length '8' in the given sentence.
a retupmoc desk topped with a large monitor

Sentence: 'a hand reaching out towards a standing giraffe'. Reverse all words of length '7' in the given sentence.
a hand reaching out sdrawot a standing effarig

Sentence: 'a bunch of small vanilla cupcakes with vanilla frosting'. Reverse all words of length '2' in the given sentence.

a bunch fo small vanilla cupcakes with vanilla frosting