1 . (2010亳州高一检测)Our school basketball team won the championship (冠军), ______ cheered all of us up.
A. that B. which C. what D. it
2. (2010冀州高一检测)This is the small house less than 15 square meters, under _____ roof lives a large family of three generations.
A. which B. that C. its D. whose