I'm thirsty. I want _________ some pop.[ ]
A. drink
B. drinks
C. drinking
D. to drink
答案:D
根据牙周膜面积测量,上下颌中最弱的桥基牙是()
A.上颌侧切牙
B.上颌中切牙
C.上颌第三磨牙
D.下颌中切牙
E.下颌侧切牙
中医诊断小儿疾病最重要的诊法是()
A.按诊
B.闻诊
C.望诊
D.问诊
E.切诊