如果可以固定桥修复，以下基牙数目确定的影响因素，不正确的是 A. 患者咀嚼习惯 B. 邻牙牙槽骨情况 C. 邻牙牙周膜情况 D. 咬合情况 E. 以上都不是 参考答案:E 答案解析:患者咀嚼习惯、邻牙牙槽骨情况；邻牙牙周膜情况、咬合情况都影响基牙的选择。
第18题: [单项选择]The author believes that the Asian economy will_______. A. make little exporters gain less and cost more B. attract more technology firms to do business C. push much more shares to a higher level D. have an attractive prospect for the investors 参考答案:D 答案解析:推理题。题目问的是：作者认为亚洲的经济将______。文章最后一段提到：Tighter capital discipline should make Asia a safer，more stable
