In this task, you need to remove 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.

Example Input: Sentence: 'three giraffes lounging around in a grassy zoo enclosure'. Remove all words of length '2' in the given sentence.
Example Output: three giraffes lounging around a grassy zoo enclosure

Example Input: Sentence: 'the cat is laying in front of the mirror on the floor'. Remove all words of length '5' in the given sentence.
Example Output: the cat is laying in of the mirror on the

Example Input: Sentence: 'a double bench sitting next to a concrete fence'. Remove all words of length '8' in the given sentence.
Example Output:
a double bench sitting next to a fence