烧伤面积的估算方法常用_______法和_______法。
参考答案：中国新九分、手掌
The archaeologists all find_____ to prepare for the worst conditions they might meet during the restoration.
A．worthy
B．it worthwhile
C．it worth
D．worthy it
下列哪项属于免疫赦免部位（）
A.结膜
B.眼睑
C.视网膜
D.角膜
E.巩膜
