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: 'three planes being serviced at the airport on a sunny day'. Reverse all words of length '2' in the given sentence.
Example Output: three planes being serviced ta the airport no a sunny day

Example Input: Sentence: 'a baseball player leaping into the air to catch a baseball'. Reverse all words of length '3' in the given sentence.
Example Output: a baseball player leaping into eht ria to catch a baseball

Example Input: Sentence: 'a young woman walking down the steps of a narrow alley'. Reverse all words of length '1' in the given sentence.
Example Output:
a young woman walking down the steps of a narrow alley