根据短文内容，判断下列句子的正误。

    Thanksgiving Day is a holiday on the fourth Thursday of November in the United States. It is on a different date every year.

    Thanksgiving Day is a time for families and friends to get together for a special meal. Even if they live far away, family members gather at their houses. They often have a turkey, potatoes, cranberry sauce, gravy", a pumpkin pie and vegetables for dinner. Thanksgiving Day is a time for many people to give thanks for what they have.

    Some people have a four-day holiday so it is a popular time for trips or to visit families and friends.