多项选择题 What would the airport staff say when you need some help? A.If you need any help, please don’t hesitate to ask me.B.How may I help you?C.May I help you?D.Is there anything I can do for you?

单项选择题 A、 B、 C、 D、

单项选择题 孕妇23岁，孕1产0，早孕反应重，食欲差、呕吐剧烈。现妊娠20周，皮肤黏膜苍白，头晕、气短。实验室检查：血红蛋白50g/L、红细胞计数3.0×1012/L、血细胞比容0.20、血清铁6.0umol/L. A. 补充铁剂，继续妊娠 B. 终止妊娠 C. 注意口腔卫生 D. 加强胎儿监护 E. 预防产后出血及感染