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 small cow standing on a lush green field'. Remove all words of length '5' in the given sentence.
Example Output: a cow standing on a lush

Example Input: Sentence: 'people sit at tables with their laptops out'. Remove all words of length '3' in the given sentence.
Example Output: people at tables with their laptops

Example Input: Sentence: 'an empty kitchen and dining room during the day'. Remove all words of length '3' in the given sentence.
Example Output:
an empty kitchen dining room during