会导致咬颊黏膜的是 A.基托边缘过长或过锐 B.基托与黏膜不密合 C.人工后牙覆盖过 发布时间:2018-04-14 12:02 │ 来源:www.tikuol.com 题型:单项选择题 问题: 会导致咬颊黏膜的是A.基托边缘过长或过锐B.基托与黏膜不密合C.人工后牙覆盖过小D.垂直距离过低E.基托变形
题型:单项选择题 Lei Feng ____ a lot of things for others in his life, people thanked him for what he _____.[ ]A. did; had done B. had done; had done C. had done; did D. did; did 查看答案