Both the United States and Canada celebrate a Thanksgiving holiday. The holiday ____26____ as a harvest festival. People were thankful for a good harvest of the year. Today, thanksgiving ____27____ on the second Monday of October in Canada and the fourth Thursday of November in the United States. Families get together to have dinner and ____28____ things that they are thankful for. 　　Traditional foods are a large part of the Thanksgiving celebration. It ____29____ one or two days to prepare all the food for the meal! Popular Thanksgiving foods for Americans and Canadians are turkey, sweet potatoes, and cranberry sauce. After ____30____ the Thanksgiving meal, people talk, watch football or play games. It’s a day to be thankful for family and friends.           
     harvest收穫   traditional傳統的  cranberry小紅莓    　
【題組】26.
(A) began
(B) has begun
(C) begins
(D) was beginning