题目

Great changes have taken place in that school. It’s no longer ______it was 20 years ago, ______it was so poorly equipped.. A. what; when       B. what; which      C. which; what     D. which; that   答案：A我国四大地理区域中，面积最大的是（ ）A. 北方地区 B. 南方地区 C. 西北地区 D. 青藏地区