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 line of buses waiting to take passengers where they need to go'. Reverse all words of length '2' in the given sentence.
a line fo buses waiting ot take passengers where they need ot og

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 man with a blazer holding a camera'. Reverse all words of length '7' in the given sentence.

a man with a blazer gnidloh a camera