女性,3岁。胸部出现突起畸形。查体:胸骨体前凸,肋软骨及肋骨凹陷。可诊断为()
A.维生素D缺乏
B.胸壁结核
C.胸壁肿瘤
D.漏斗胸
E.鸡胸
参考答案:E
The weather was ____cold that I didn’t like to leave my room.
A.really
B.such
C.too
D.so
目前南海海域与诸岛之争呈现出什么样的特点?