Eating too _____ is bad for your health. [ ]
A. many
B. less
C. much
D. fewer
答案:C
水平型食物嵌塞的原因是
A.充填物悬突
B.相邻牙边缘嵴不平
C.牙龈退缩
D.相邻牙触点丧失
E.对颌有充填式牙尖
属于激素适应证的肾小球疾病中,对激素敏感的多为()
A.微小病变肾病
B.隐匿性肾炎
C.急进性肾小球肾炎
D.慢性肾炎
E.系膜毛细血管增生性肾炎