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.
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Question: Sentence: 'a blie bag is sitting on a desk'. Reverse all words of length '2' in the given sentence.

Answer: a blie bag si sitting no a desk


Question: Sentence: 'a skier is flying through the air while people watch'. Reverse all words of length '7' in the given sentence.

Answer: a skier is flying hguorht the air while people watch


Question: Sentence: 'a large train is passing over a set of tracks'. Reverse all words of length '5' in the given sentence.

Answer:
a egral niart is passing over a set of tracks