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 large elephant standing in the wild'. Reverse all words of length '5' in the given sentence.
Example Output: a egral elephant standing in the wild

Example Input: Sentence: 'there is a group of people standing on the beach'. Reverse all words of length '8' in the given sentence.
Example Output: there is a group of people gnidnats on the beach

Example Input: Sentence: 'a man holding a baseball bat in front of a man with a glove'. Reverse all words of length '1' in the given sentence.
Example Output:
a man holding a baseball bat in front of a man with a glove