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 woman prepares to serve the tennis ball'. Remove all words of length '1' in the given sentence.
Example Output: woman prepares to serve the tennis ball

Example Input: Sentence: 'a giraffe is leaning over and eating some leaves'. Remove all words of length '4' in the given sentence.
Example Output: a giraffe is leaning and eating leaves

Example Input: Sentence: 'a boy with a helmet on eating food across from a bicycle'. Remove all words of length '2' in the given sentence.
Example Output:
a boy with a helmet eating food across from a bicycle