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: 'an alarm clock sitting with other objects in a window sill'. Reverse all words of length '5' in the given sentence.
an mrala kcolc sitting with rehto objects in a window sill

Sentence: 'three zebras are standing on a grassy field'. Reverse all words of length '1' in the given sentence.
three zebras are standing on a grassy field

Sentence: 'a teddy bear with a hood on near cupcakes and a teddy bear with a cake wrapper'. Reverse all words of length '1' in the given sentence.

a teddy bear with a hood on near cupcakes and a teddy bear with a cake wrapper