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: 'teenagers riding skateboards in a concrete skate park'. Reverse all words of length '1' in the given sentence.
Example Output: teenagers riding skateboards in a concrete skate park

Example Input: Sentence: 'a bus with lots of big tires sitting parked on a street'. Reverse all words of length '6' in the given sentence.
Example Output: a bus with lots of big tires sitting dekrap on a teerts

Example Input: Sentence: 'a giraffe walks through a thicket of trees'. Reverse all words of length '5' in the given sentence.
Example Output:
a giraffe sklaw through a thicket of seert