下列何者是鼻腔最常见的良性肿瘤()。
A. * * 状瘤
B.血管瘤
C.骨瘤
D.纤维瘤
E.鳞状细胞瘤
参考答案:B
The students spent as much time getting trained as they ____ studying.
A.disliked
B.were
C.had
D.did
不能从失败中吸取教训,不能吃一堑长一智的人也是人格有问题的。