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 room with two queen sized beds and a television'. Reverse all words of length '4' in the given sentence.
Example Output: a moor htiw two queen sized sdeb and a television

Example Input: Sentence: 'a clean bathroom is shown with simple accessories'. Reverse all words of length '5' in the given sentence.
Example Output: a naelc bathroom is nwohs with simple accessories

Example Input: Sentence: 'a man standing on a sandy beach flying a kite'. Reverse all words of length '6' in the given sentence.
Example Output:
a man standing on a sandy beach gniylf a kite