July 4 is the birthday of the United States of America. Since 1776, people have   36   the Independence Day holiday every year.
What do people   37 on Independence Day? Many colorful and interesting things. They have fireworks shows in the evenings and sing songs. Some families organize picnics with barbecues (烧烤). Kids can   38  much delicious food like hotdogs.
And these parties are a good time to dress up. Some kids make July 4 hats   39   the stars and stripes(星条) of the country’s flag on them. And Independence Day is in summer. Many kids use stars and stripes fans to keep themselves   40  .
It’s a great day, but no one forgets that it’s   41  too. US people are proud of their   42  and proud of what the founders did for it. On Independence Day everyone gets the chance to show it.
A. spent       B. celebrated        C. decorated
A. do           B. make               C. give
A. smell       B. sell               C. eat
A. for         B. with               C. at
A. hot         B. warm               C. cool
A. funny       B. serious               C. boring
A. country     B. school                 C. home