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: 'a herd of sheep grazing on a green grass covered hill'. Remove all words of length '5' in the given sentence.
Example Output: a herd of grazing on a covered hill

Example Input: Sentence: 'fans avidly watching all of the professional baseball action'. Remove all words of length '2' in the given sentence.
Example Output: fans avidly watching all the professional baseball action

Example Input: Sentence: 'the dog looks like an unwilling participant in this skateboard adventure'. Remove all words of length '2' in the given sentence.
Example Output:
the dog looks like unwilling participant this skateboard adventure