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 street performer copying a woman on her phone'. Reverse all words of length '7' in the given sentence.
a street performer gniypoc a woman on her phone

Sentence: 'a teddy bear sits on top of a furniture in front of a camera'. Reverse all words of length '2' in the given sentence.
a teddy bear sits no top fo a furniture ni front fo a camera

Sentence: 'bear stuffed in top of priority mail box'. Reverse all words of length '7' in the given sentence.

bear deffuts in top of priority mail box