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 tray filled with lots of fries next to a hot dog'. Remove all words of length '2' in the given sentence.
Example Output: a tray filled with lots fries next a hot dog

Example Input: Sentence: 'a large airplane flies in blue skies over some pretty trees'. Remove all words of length '6' in the given sentence.
Example Output: a large airplane flies in blue skies over some trees

Example Input: Sentence: 'a group of bikes parked up against a tree on a green park'. Remove all words of length '5' in the given sentence.
Example Output:
a of parked up against a tree on a park