以乳为食的犊牛等幼畜唾液中特有的消化酶是()(P114-20)
A、淀粉酶
B、舌酯酶
C、蛋白酶
D、核酸酶
E、溶菌酶
参考答案:B
李某,女,10岁,替牙、远中,上前牙前突有间隙,前牙深覆盖,下颌明显后缩,面下1/3短。
该患者蕞适宜戴用()。
A.ativator+头帽口外弓
B.Herbst矫治器
C.FR-Ⅲ矫治器
D.上颌斜面导板矫治器
E.方丝弓矫治器
The UK ________ Great Britain and Northern Ireland, is a country famous _____ its history.
A.consisted of, for
B.consisting of, as
C.consisting of, for
D.consisted of, as