用方框中所给单词或词组的适当形式填空，每个词限用一次。(5分)

get back    polite   twelve   knife   excite

 
Watching a football match can make people feel _________ .
The Browns are going to celebrate their daughter’s ________ birthday.
His father always ____________ home at 5:00 pm .
We should speak to the old  ________ .
In Britain, people not only use ________ to cut things but also use them to have meals.