正常成人喉头位置在______，而小儿则位于______。

小题1:Zhang Ming’s cousin will celebrate his __________ (第十二) birthday this coming Friday.

小题2:The runner’s dream is to break the world ___________ (记录) of the 100-metre race.

小题3:Lin Tao always speaks to the elderly ___________ (礼貌地) and they all like him.

小题4:The Palace Museum is __________ (of value) to not only China but also the world.

小题5:Some people don’t _________ (get to know) the importance of health until they have lost it.

会计职业道德与会计法律制度的作用范围不同，侧重于调整会计人员内在的精神世界。( )

设高度为h的二叉树上只有度为0和度为2的结点，则此类二叉树中所包含的结点数至少为（）

A.2h

B.2h-1

C.2h+1

D.h+1

牙周袋底位于釉牙骨质根方，从袋底到釉牙骨质界的距离称为（）

A.探诊深度

B.牙周袋深度

C.附着丧失

D.牙龈退缩程度

E.角化龈宽度

咖啡碱含量一般嫩叶比老叶含量高。