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 hand is holding an iced doughnut with sprinkles'. Reverse all words of length '1' in the given sentence.
[A]: a hand is holding an iced doughnut with sprinkles


[Q]: Sentence: 'yogurt bananas and grapes stand ready to make a smoothie'. Reverse all words of length '7' in the given sentence.
[A]: yogurt sananab and grapes stand ready to make a smoothie


[Q]: Sentence: 'a man sitting on a motorcycle in the middle of the grass'. Reverse all words of length '10' in the given sentence.
[A]:
a man sitting on a elcycrotom in the middle of the grass