高酸度酒精阳性乳
参考答案：
酸度在200T以上时的乳酒精试验均为阳性，称为酒精阳性乳。
—What made you _____ so happy?
—Our class _____ Class Three in the basketball game yesterday. [ ]
A. to feel; beat
B. feel; won
C. feel; beat
D. to feel; won
Labat反应主要检识（）
A.酚羟基
B.内酯环
C.羰基
D.亚甲二氧基
E.甲氧基
