instruction:
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.
question:
Sentence: 'the double decker bus is headed for its destination'. Reverse all words of length '2' in the given sentence.
answer:
the double decker bus si headed for its destination


question:
Sentence: 'three house cats look outside from a window'. Reverse all words of length '1' in the given sentence.
answer:
three house cats look outside from a window


question:
Sentence: 'a dry grass field with lots of trees surrounded by  mountains'. Reverse all words of length '1' in the given sentence.
answer:

a dry grass field with lots of trees surrounded by mountains