第2题: [单项选择]She felt offended at my remarks, but it wasn't my ______ to hurt her. A. intent B. scheme C. intention D. meaning 参考答案:C 答案解析:[解析] C项“intention意图,打算”符合题意。如:I began reading with the intention of finishing the book,but I never d
第3题: [单项选择]茶碱的最佳血浆治疗浓度为 A. 10~20mg/L B. 20~30rug/L C. 5~15mg/L D. 20~40mg/L E. 30~50mg/L 参考答案:A 答案解析:[考点] 茶碱的最佳血药浓度
[分析] 茶碱有抗炎作用,能稳定和抑制肥大细胞、嗜酸性粒细胞和巨噬细胞,拮抗腺苷引起的支气管痉挛。茶碱的临床疗效与其血药浓度有关,最佳血浆治疗浓度为10~20mg/L大