不与生物碱沉淀试剂反应()
A.麻黄碱
B.小檗碱
C.苦参碱
D.莨菪碱
E.乌头碱
参考答案:A
The problem of over fishing is spreading . Since can fish , people do .
A.anyone ; many
B.no one ; some
C.someone ; most
D.anyone ; any
荧光现象