题目内容：

As we know, birthdays mean only cakes, presents, and a sweet song--Happy Birthday to You when we think of it.1.      , there are different birthday celebrations.

In the west, many birthday traditions come from an old belief   2.      bad spirits showed up on a person's birthday. Today, people still get together for birthday parties. But around the world, birthdays   3.      (celebrate) in many different ways.

In North America, children get their noses  4.      (cover) with butter on their birthdays. Because butter is supposed to make children too slippery (滑的) for bad   5.      （lucky）to stick to them. Irish people lift birthday children upside down and hit them    6.      (light) on the floor for every year of   7.  age. Mexico also has   8.       unique birthday tradition. A paper-made animal is filled   9.      candy and toys and hung from the ceiling (天花板). The birthday child with his eyes covered then tries to hit the animal with a stick____10.___ it bursts open.