【简答题】What Is Social Studies ? A 1987 survey was given to 5,000 high school seniors. ____16____ Students in Boston were questioned. One-third of them could not name six New England states. Students in Bal...
【单选题】Geographically, the United States can be divided into six regions which sharesimilar culture and history: The Mid-Atlantic, The South, The Midwest, The Southwest, the West and ______ .