中鼻突形成（）
A.上唇两侧部分
B.下唇
C.两侧鼻翼
D.上唇人中部分
E.鼻梁和鼻尖
参考答案：E
Directions: Suppose you lived at the Rehabilitation Center and were under tender care. You write a letter to extend your thanks to your staff’s consideration. Begin your letter as follows: Dear staff, You should write about 100 words on ANSWER SHEET 2. Do not sign your own name, using "Li Ming" instead. Do not write the address.
