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: 'some people are sitting and playing wii in a family room'. Remove all words of length '3' in the given sentence.
Example Output: some people sitting playing in a family room

Example Input: Sentence: 'a woman standing at a counter in an empty restaurant'. Remove all words of length '7' in the given sentence.
Example Output: a woman standing at a in an empty restaurant

Example Input: Sentence: 'many bunches of bananas in baskets and hanging up in a room with some other fruit in the background'. Remove all words of length '4' in the given sentence.
Example Output:
bunches of bananas in baskets and hanging up in a other fruit in the background