第2题: [单项选择]Passage One Questions 26 to 28 are based on the passage you have just heard. A. This year. B. This season. C. A year later. D. At the end of this year. 参考答案:C 答案解析:[听力原文]
When would he possibly retire according to the passage
第26题: [单项选择]肯氏Ⅳ类缺失,可摘局部义齿设计时将模型向后倾斜,主要原因是 () A. 制作方便 B. 增加卡环固位力 C. 牙槽嵴丰满,唇侧倒凹过大 D. 使义齿由后向前就位 E. 增加义齿前份基托与余留牙间的间隙 参考答案:C 答案解析:前牙唇侧牙槽嵴倒凹大,模型向后倾斜,以减小唇侧牙槽嵴倒凹,义齿由前向后戴入,且可减小义齿与天然牙的间隙,有利美观。