问题
单项选择题
| 患者右上中切牙扭转近90°角，且伴有唇侧倾斜，牙髓正常，牙根长、粗大，牙槽骨轻度吸收，牙龈红肿，探易出血。 |
修复开始前要做的准备工作，不必要的是
A．牙周洁治
B．X线牙片
C．根管治疗
D．与患者讲明治疗方案
E．曲面体层片
答案
参考答案：E
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| 患者右上中切牙扭转近90°角，且伴有唇侧倾斜，牙髓正常，牙根长、粗大，牙槽骨轻度吸收，牙龈红肿，探易出血。 |
修复开始前要做的准备工作，不必要的是
A．牙周洁治
B．X线牙片
C．根管治疗
D．与患者讲明治疗方案
E．曲面体层片
参考答案：E
I am on the way I have been dreaming of being a volunteer 46 I entered the university． Last summer, I could finally become a volunteer after the end term examination． Step1 First experiencing I thought I could have a good 47 ． But when I faced so many strangers, also my new workmates for the first time, I got nervous and 48 almost all the time． Step2 Start work My first job of volunteering was 49 in summer． The kids were from families 50 low income(低收人)．They were at different 51 ，from primary school pupils to high school students．We talked about the 52 ，sadness and happiness．I told them that lessons were much more important than money，though I knew they did not have 53 lives．I 54 that my experience would help them． 55 ，we needed to make better plans，and sometimes we didn’t know what to do at all，especially when 56 happened． Step3 Wishes I also 57 the older serving group．It seemed 58 more difficult to communicate with elders．I really hoped that I could bring 59 happiness into their lives and help them more． Anyway，I am on the way． 1 will 60 my dream，no matter what would happen the next day．
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