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 laptop is sitting on a table with a bottle of coke'. Reverse all words of length '2' in the given sentence.
a laptop si sitting no a table with a bottle fo coke

Sentence: 'a red pair of scissors on top of an envelope'. Reverse all words of length '2' in the given sentence.
a red pair fo scissors no top fo na envelope

Sentence: 'two men standing in a living room holding wii remotes and nunchucks'. Reverse all words of length '6' in the given sentence.

two men standing in a gnivil room holding wii remotes and nunchucks