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 red double decker bus parked in front of a building'. Reverse all words of length '1' in the given sentence.
Example Output: a red double decker bus parked in front of a building

Example Input: Sentence: 'multiple people shopping around the farmers market during the day'. Reverse all words of length '6' in the given sentence.
Example Output: multiple elpoep shopping dnuora the farmers tekram gnirud the day

Example Input: Sentence: 'a boy grinds a skateboard across a trucks tailgate'. Reverse all words of length '8' in the given sentence.
Example Output:
a boy grinds a skateboard across a trucks etagliat