急性龋
A.龋损程度 B.龋损类型 C.龋损体积 D.龋损部位 E.龋损发生时间 下列龋命名的依据
参考答案:B
根据句意及汉语提示完成句子。
1. Please make a _____ (对话)after the model.
2. Can you recite more _____ (对白)?
3. Nowadays, women _____ (护士) are still very popu-lar.
4. The teacher asked us to _____ (背诵) the text.
5. The actors who played the roles of Romeo and Juliet Were _____ (极佳的).
6. The _____ (仆人) will serve you the dessert duringThe dinner.
7. She sits at the back _____ (排) of the classroom.
8. He speaks with a strong southern _____ (口音).
下列试验属于碳源和氮源利用试验的是()
A.CAMP试验
B.丙二酸盐利用试验
C.胆汁溶菌试验
D.硝酸盐还原试验
E.尿素分解试验