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 donut sitting in front of a laptop with black and orange sprinkles'. Reverse all words of length '1' in the given sentence.
Example Output: a donut sitting in front of a laptop with black and orange sprinkles

Example Input: Sentence: 'a guy on  a surf board by a very big wave'. Reverse all words of length '3' in the given sentence.
Example Output: a yug on a surf board by a very gib wave

Example Input: Sentence: 'two men look bored as they play a game on the wii'. Reverse all words of length '3' in the given sentence.
Example Output:
owt nem look bored as they play a game on eht iiw