改良Widman翻瓣术中的第一切口为
A.内斜切口 B.外斜切口(斜向冠部切人) C.沟内切口 D.牙间水平切口 E.弧形切口
参考答案:A
I was scared ___ when I saw the tiger jumped out of the cage and ran to the little child.
A.to the death
B.of death
C.into the death
D.to death
粉末中可见非腺毛和晶鞘纤维的药材为
A.蓼大青叶B.番泻叶C.大青叶D.罗布麻叶E.紫苏叶