亨廷顿病患者哪项生化物质不减少（）
A.GABA
B.多巴胺
C.乙酰胆碱
D.P物质
E.脑啡肽
参考答案：B
Which of the following statements is implied in the passage
A．Anthropologists have nothing to do with linguists.
B．Linguists have nothing to do with anthropologists.
C．The study of languages casts light upon the study of cultures.
D．The study of cultures casts no light upon the study of languages.
第一类精神药品的处方保存期为
A．1年B．2年C．3年D．4年E．5年
