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.

Example Input: Sentence: 'a handicap bathroom with toilet and walkin shower'. Reverse all words of length '4' in the given sentence.
Example Output: a handicap bathroom htiw toilet and walkin shower

Example Input: Sentence: 'a red and white jet is taking off and some buildings'. Reverse all words of length '2' in the given sentence.
Example Output: a red and white jet si taking off and some buildings

Example Input: Sentence: 'a man that is sitting in a field with a phone'. Reverse all words of length '4' in the given sentence.
Example Output:
a man taht is sitting in a field htiw a phone