下述良性骨肿瘤中,哪项不会发生恶变()
A.骨脂肪瘤
B.骨软骨瘤
C.软骨母细胞瘤
D.骨母细胞瘤
E.骨巨细胞瘤
参考答案:A
The film “Inception” is rather difficult to understand. _____ the director tries to show in the film is unknown to the general watchers.
A.That
B.What
C.Whether
D.Where
婴儿出生时躯干红,四肢青紫,心率80次/分,呼吸20次/分,不规则,四肢能活动,弹足底有皱眉反应。
下列处理最重要的是()
A.清理呼吸道
B.预防感染
C.置远红外辐射台保暖
D.维持正常循环
E.记录尿量