某市一所小学，学校饮水加氟3年的防龋效果不太理想。经分析研究后技术小组提出改进计划，专家组审议认为应删除下面一条后计划可行
A. 加强口腔健康教育
B. 增加饮用氟化牛奶措施
C. 提倡含氟牙膏
D. 注意合理营养
E. 每半年应用一次含氟泡沫
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患者，男性，66岁，牙列缺失3年。1周前制作全口义齿，戴用后反复出现咬舌现象。患者询问原因，正确的解释应该是
A. 患者的口颌运动协调能力下降
B. 患者的咬合习惯不良
C. 义齿颌弓过小
D. 长期失牙造成舌体增大
E. 以上原因皆有可能
Which of the following is the main idea of the passage
A. Unfortunately many expectant mothers do not take the necessary precautions in order to care for their unborn child.
B. To have a healthy baby, expectant mother must take special precautions.
C. An expectant mother should avoid alcohol during her pregnancy.
D. An expectant mother should be very careful about her medication.
This passage tries to tell you how to______.
A. avoid mistakes about both money and people
B. say things elegantly
C. avoid mistakes in understanding what people tell you
D. keep people friendly without trusting them
在对某小学学生进行口腔健康检查前，4名研究人员做了标准一致性检验，他们的Kappa值都在0.75～0.80之间。4名研究人员的检查可靠度为
A. 不合格
B. 可靠度中等
C. 可靠度优
D. 完全可靠
E. 不能判断
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