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.

Sentence: 'a black bear sitting on top of a fallen log at a zoo'. Remove all words of length '7' in the given sentence.
a black bear on top of a fallen log at a zoo

Sentence: 'a man is wave boarding with two dogs'. Remove all words of length '3' in the given sentence.
a is wave boarding with dogs

Sentence: 'a kitchen with a dining table armoir and a resting woman'. Remove all words of length '1' in the given sentence.

kitchen with dining table armoir and resting woman