Mary has a sister. _____ name is Alice. [ ]
A. She
B. Her
C. Hers
答案：B
舌背上数目最多与舌苔形成有关的结构是（）
A.丝状 * *
B.叶状 * *
C.菌状 * *
D.轮廓 * *
E.C和D
