根据分数的意义,本题是把大羊的只数当做单位“1”.
故选:B.
Always read the ________ on the bottle carefully and take the right amount of medicine. [ ]
A. explanations
B. instructions
C. descriptions
D. introductions
林老先生因脑中风右侧肢体瘫痪,为预防褥疮发生,最好的护理方法是:()
A.每2h为他翻身按摩一次
B.每天请家属看他皮肤是否有破损
C.给他用气圈
D.让其保持左侧卧位
E.鼓励他做肢体功能锻炼