题干
15. The teacher spoke____of Tom, because he is the only student who can fly the kite
in the sky.
A：high; highly
B：highly; highly
C：high; high
D：highly; high
答案(点此获取答案解析）
D
所对的圆心角∠CDE=90°，将图形ABCE绕AE所在直线旋转一周，形成的几何体的表面积为