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 plate wit some very tasty looking treats'. Reverse all words of length '6' in the given sentence.
a plate wit some very tasty looking staert

Sentence: 'a man and a dog in the water with a surfboard'. Reverse all words of length '2' in the given sentence.
a man and a dog ni the water with a surfboard

Sentence: 'a man is kneeling in front of a large elephant'. Reverse all words of length '8' in the given sentence.

a man is gnileenk in front of a large tnahpele