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 toilet and a roll of toilet paper'. Reverse all words of length '2' in the given sentence.
a toilet and a roll fo toilet paper

Sentence: 'a gentleman and child in a vintage picture with a horse'. Reverse all words of length '4' in the given sentence.
a gentleman and child in a vintage picture htiw a horse

Sentence: 'the table is littered with a number of typical office items'. Reverse all words of length '1' in the given sentence.

the table is littered with a number of typical office items