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 toilet and a roll of toilet paper'. Reverse all words of length '2' in the given sentence.
Example Output: a toilet and a roll fo toilet paper

Example Input: Sentence: 'three zebras are standing on a grassy field'. Reverse all words of length '1' in the given sentence.
Example Output: three zebras are standing on a grassy field

Example Input: Sentence: 'a plate of food including sausage a stuffed pepper and mushrooms with a fork and a napkin'. Reverse all words of length '6' in the given sentence.
Example Output:
a plate of food including sausage a stuffed reppep and mushrooms with a fork and a nikpan