无牙颌口腔专项检查的内容()
A.上下颌弓,牙槽嵴大小、形态和位置
B.牙槽嵴的吸收情况
C.口腔及舌的检查
D.唾液分泌量及黏稠度的检查
E.以上都对
参考答案:E
预防和处理赫氏反应的措施有哪些?
— _____ do you water the plants, Miss Yang?
— Twice a day. [ ]
A. How much
B. How soon
C. How often