Americans celebrate Memorial Day on the last Monday in May to honor those who haveA．given

Chinese people celebrate New Year’s Day on unfixed date in February.（)

Today, you can still see surviving combat veterans from WWI marching on Memorial Day.

Valentine’s Day is only celebrated by lovers.（)

Both Memorial Day and ______ are observed in memory of those who have given their lives fo

Thanksgiving Day, which originated in America, was first celebrated by the pilgrims after

Today, people all over the world celebrate St、Valentine s Day.（)