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.

[EX Q]: Sentence: 'some people are posing for a picture in the snow mountain'. Remove all words of length '7' in the given sentence.
[EX A]: some people are posing for a in the snow mountain

[EX Q]: Sentence: 'a close up of a person wearing a suit and tie operating a cell phone'. Remove all words of length '5' in the given sentence.
[EX A]: a up of a person wearing a suit and tie operating a cell

[EX Q]: Sentence: 'several gift bags are presented on a formal dining table'. Remove all words of length '9' in the given sentence.
[EX A]:
several gift bags are on a formal dining table