第19题: [单项选择]女性,25岁。妊娠8个月,渐感头晕、乏力、面色苍白、下肢水肿。化验:RBC2.0×109/L,Hb75g/L,WBC3.8×109/L,PLT76×109/L,MCV120fl(120um),MCH40pg,叶酸测定1ng/ml(正常值3-7ng/ml)血清维生素B浓度正常。本例治疗哪项是错误的() A. 叶酸加维生素B B. 终止妊娠 C. 单用叶酸 D. 叶酸加多种维生素 E. 多食绿叶蔬菜、水果、肉类、肝肾等含叶酸丰富食品 参考答案:B
第22题: [单项选择]A:Could you get me Extension 6459, please B:______ A. Hello This is Tom Brown. B. Sure. Here you are. C. Sorry. The line is engaged. D. John Smith’s office. What can I do for you 参考答案:C