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.

[Q]: Sentence: 'a computer and laptop sitting on a desk'. Reverse all words of length '6' in the given sentence.
[A]: a computer and potpal sitting on a desk


[Q]: Sentence: 'a couple of trains are sitting on some tracks'. Reverse all words of length '2' in the given sentence.
[A]: a couple fo trains are sitting no some tracks


[Q]: Sentence: 'an orange and white bus driving down a city street'. Reverse all words of length '1' in the given sentence.
[A]:
an orange and white bus driving down a city street