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 surfer jumps into the water in a canal'. Remove all words of length '2' in the given sentence.
Example Output: a surfer jumps into the water a canal

Example Input: Sentence: 'a cat sitting on papers on top of a keyboard'. Remove all words of length '1' in the given sentence.
Example Output: cat sitting on papers on top of keyboard

Example Input: Sentence: 'a man is standing while holding a skateboard'. Remove all words of length '8' in the given sentence.
Example Output:
a man is while holding a skateboard