第14题: [单项选择]可摘义齿加牙修理时,下面哪一项可不考虑 A. 人工牙与基托胶接处要磨粗糙,并用单体溶胀 B. 为保证人工牙性能,将塑料牙换成瓷牙 C. 要避免人工牙早接触 D. 要正确恢复人工牙的咀嚼功能 E. 人工牙应与原牙列协调 参考答案:E 答案解析:可摘义齿加牙修理时,不用考虑人工牙是否与原牙列协调。
第18题: [单项选择]We wish to stress that shipment must be made within the prescribed time limit, as a further _______ will not be considered by our end - users.
A. prolong B. protract C. extension D. expansion 参考答案:C