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 giraffe in an inclosure at the zoo'. Remove all words of length '1' in the given sentence.
Example Output: giraffe in an inclosure at the zoo

Example Input: Sentence: 'a snowboarder is sitting in the white snow'. Remove all words of length '1' in the given sentence.
Example Output: snowboarder is sitting in the white snow

Example Input: Sentence: 'a man brusing his teeth looks intently at the mirror'. Remove all words of length '2' in the given sentence.
Example Output:
a man brusing his teeth looks intently the mirror