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.

Sentence: 'a kitchen has a microwave an oven and a countertop'. Reverse all words of length '2' in the given sentence.
a kitchen has a microwave na oven and a countertop

Sentence: 'a large eared dog sitting on an office chair'. Reverse all words of length '3' in the given sentence.
a large eared god sitting on an office chair

Sentence: 'some elephants standing around a tall  tree'. Reverse all words of length '4' in the given sentence.

emos elephants standing around a llat eert