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 heard of animals in a field approaching the water'. Reverse all words of length '11' in the given sentence.
Example Output: a heard of animals in a field gnihcaorppa the water

Example Input: Sentence: 'a large while colonial style courthouse with a clock tower on the top'. Reverse all words of length '10' in the given sentence.
Example Output: a large while colonial style esuohtruoc with a clock tower on the top

Example Input: Sentence: 'the women is sitting on the bench looking over the beach'. Reverse all words of length '7' in the given sentence.
Example Output:
the women is gnittis on the bench gnikool over the beach