请根据短文意思，将相应单词填入括号中。 □families □ harvest □ independence □ picnics □ fireworks □holidays □ July □ roast Two of the most important national______ in the United States are Independence Day and Thanksgiving Day. Independence Day, the Fourth of ______ , marks the United States' declaration of ______ from Britain. Most towns, big and small, celebrate the Fourth of July with parades and ______ . Families celebrate with barbecues or ______ . Thanksgiving Day is celebrated on the fourth Thursday in November. It is a day when people give thanks for the ______ Most ______ have a large dinner with ______ turkey.