We celebrate / Participate Tet holiday every year
We celebrate Tet holiday every year
Christmas is celebrated on/in December
Christmas is celebrated in December
Ho Chi Minh's birthday is on/in May the 19th, 1890
Ho Chi Minh's birthday is on May the 19th, 1890
Families gather/meet to celebrate the festival
Families gather to celebrate the festival
Families gather/meet to celebrate the festival
Families gather to celebrate the festival
