第27题: [单项选择]急性胰腺炎病人禁食时每天补液量应为 A. 1500~1800ml B. 2000~3000ml C. 1000m1 D. 1500ml E. 1800ml 参考答案:B
第28题: [单项选择]According to the passage, the cattle helped promote the growth of the wild grasses by A. stepping on and pressing the seed into the ground B. naturally fertilizing the soil C. continually moving from one grazing area to another D. eating only small quantities of grass 参考答案:A 答案解析:句子理解题。根据本文,牛帮助了野草的生长,通过:A项将种子踩压到土地中;B项为土地施肥;C项不停地从一片放牧地转移到另一片放牧地;D项只吃少量的草