Question: Using points and examples from the talk, explain the two methods animals use to ensure the moisture of their eggs before the hatch.
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自凝基托树脂
A. 牙托水中不含胺(促进剂)
B. 牙托粉中含有胺
C. 牙托水中含有BPO(引发剂)
D. 牙托水中含有胺
E. 牙托粉中含有BPO和胺
Questions 11 to 18 are based on the conversation you have just heard.
A. Have dinner in the cafe.
B. Find out when the cafe opens.
C. Meet her in the cafe this evening.
D. Try to get a job in the cafe.
热凝基托树脂
A. 牙托水中不含胺(促进剂)
B. 牙托粉中含有胺
C. 牙托水中含有BPO(引发剂)
D. 牙托水中含有胺
E. 牙托粉中含有BPO和胺
患者，女，67岁，牙列缺失6年，曾作全口义齿修复。口腔检查：牙槽嵴较低平，黏膜无异常发现，上、下颌位置关系正常。为该患者重新制作全口义齿时 义齿磨光面与唇颊和舌的接触部应有合适表面形态，这主要为了
A. 增加面部丰满度
B. 避免咬颊咬舌
C. 使发音清晰
D. 帮助义齿固位和稳定
E. 提高咀嚼功能
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