第11题: [单项选择]酪氨酸在体内不能转变为 A. 苯丙氨酸 B. 儿茶酚胺 C. 尿黑酸 D. 延胡索酸 参考答案:A 答案解析:[考点] 苯丙氨酸、酪氨酸代谢
[分析] 苯丙氨酸是必需氨基酸,体内是不能合成的,它可经苯丙氨酸羟化酶催化转变成酪氨酸,但没有酶能催化酪氨酸脱羟基成为苯丙氨酸。酪氨酸经酪氨酸羟化酶作用可转变成儿茶
第12题: [单项选择]IgA增高的是() A. 继发性免疫缺陷病 B. 轻链病 C. 原发性免疫缺陷病 D. 重链病 E. 肝硬化 参考答案:E
第13题: [单项选择]阳损及阴的病机,主要是指 A. 阳气虚损,气化不利,水湿阴寒病邪积聚 B. 阳气偏盛,消灼阴液,阴液亏损 C. 阳热内盛,深伏于里,格阴于外 D. 阳气虚损,阴气失制而偏盛 E. 阳气虚损,累及阴液化生,阴亦亏 参考答案:E
第16题: [单项选择]A. There is no need to include sex in medical research. B. Sex should be taken into account in medical research. C. Sex will sometimes affect the medical research results. D. Different sexes do not influence the medical research results. 参考答案:B 答案解析:[听力原文] Which one is right about the role of sex in the medical research
第24题: [单项选择]______ production up by 60%, the company has had another excellent year. A. As B. For C. With D. Through 参考答案:C 答案解析:[考点] with复合结构
[解析] 该句前半句实际上是由原句“Production is up by 60%”变换而来,该句可改成独立主格结构,由with+名词(production)+副词