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 laptop is sitting on a table with a bottle of coke'. Reverse all words of length '2' in the given sentence.
Example Output: a laptop si sitting no a table with a bottle fo coke

Example Input: Sentence: 'a vase with purple sand and flowers inside'. Reverse all words of length '4' in the given sentence.
Example Output: a esav htiw purple dnas and flowers inside

Example Input: Sentence: 'two large commercial airplanes on a tarmac in front of a a hangar'. Reverse all words of length '9' in the given sentence.
Example Output:
two large commercial senalpria on a tarmac in front of a a hangar