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: 'young calf being bottle fed above red bucket'. Reverse all words of length '3' in the given sentence.
young calf being bottle def above der bucket

Sentence: 'a surfer in a wetsuit riding the crest of a wave'. Reverse all words of length '1' in the given sentence.
a surfer in a wetsuit riding the crest of a wave

Sentence: 'various sizes of elephants standing at the water'. Reverse all words of length '9' in the given sentence.

various sizes of stnahpele standing at the water