舌癌的好发部位是（）。
A.舌背
B.舌尖
C.舌腹部
D.舌侧缘
E.舌根
参考答案：D
74. All the nations should put _____ the misunderstanding between each other. If each nation does so, this world will become a peaceful and lovely garden.
A．away
B．on
C．off
D．Up
