患者，女，20岁，因双侧后牙咀嚼无力就诊。
提示：患者完成基础治疗1个月后复诊，诉右侧后牙仍有咀嚼不适。检查见右上第一磨牙颊侧根分叉病变Ⅲ度，近中根牙槽骨吸收近根尖，腭根和远中根牙槽骨吸收至根中1／2，牙松动Ⅰ度。提问：牙周手术首选（）
A.翻瓣术
B.引导组织再生术
C.截近中根术
D.截双颊根术
E.隧道成形术
F.根向复位瓣术
参考答案：C
Directions: There are 10 blanks in the following passage. For each numbered blank, there are 4 choices marked A, B, C and D. Choose the best one and mark your answer on the ANSWER SHEET with a single line through the center.
| I found, while thinking about the far-reaching world of the creative black woman, that often the truest answer to a question that really matters can be found very close. In the late 1920s, my mother ran away from home to (51) my father. Marriage, if not running away, was (52) of seventeen-year-old girls. By the time she was twenty, she had two children and was pregnant (53) a third. Five children later, I was born. And this is how I (54) to know my mother: she (55) a large, soft, loving-eyed woman who was (56) impatient in our home. Her quick, violent temper was on (57) only a few times a year, when she (58) with the white landlord who had the misfortune to suggest to her that her children did not need to go to school. She made all the clothes we wore, even my brother’s (59) . She made all the towels and sheers we used. She spent the summers canning vegetables and fruits. She spent the winter evenings making quilts (60) to cover all our beds. |
A．seemed
B．liked
C．performed
D．looked