软而不坚，皮色如常，随喜怒消长，无寒无热者是
A．血瘤
B．气瘤
C．骨瘤
D．脂瘤
E．肉瘤
参考答案：B
______ at my classmates' faces, I read the same excitement in their eyes. [ ]
A. Looking
B. Look
C. To look
D. Looked
用一个平面去截一个几何体，截出的面叫做（ ）．
