第7题: [单项选择]为预防佝偻病的发生,医生应指导家长应 A. 生后4周起口服维生素D38001U/d B. 生后1周起口服维生素D34001U/d C. 生后3个月起口服维生素D30.5万~1万IU/d D. 生后4个月起口服维生素D,1万-2万IU/d E. 生后1个月起肌注维生素D330万IU/次,每2~4周1次,共3次 参考答案:A
第19题: [单项选择]How long does the staff in Sino-European do the placements in their overseas branches A. Half a year. B. One year. C. One year and a hal 参考答案:A 答案解析:[精析] 此题是对文章细节的提问。根据听力原文可得:Our staff regularly do six-month placements in other branches,由此可得答案为A。