目前发现协调酒的香气主要是()和(),协调口味的是()。
参考答案:乙醛;乙缩醛;有机酸
患者,男性,30岁,近几日突感口腔内多处"牙床"胀痛不适,晨起口中有血腥味。检查:有腐败性口臭,牙龈广泛充血水肿,上、下前牙龈缘如虫蚀状,覆灰白色坏死假膜。
本病有很多命名,下列不正确的是()
A.奋森龈炎
B.战壕口
C.梭菌螺旋体性龈炎
D.走马牙疳
E.急性坏死性溃疡性龈炎
Our club is open to adults only. ______ your children have entered without permission.
A.There seems to be
B.It seems to be
C.There seems that
D.It seems that