下列哪些措施是预防医院感染的主要措施()
A.认真洗手
B.合理使用抗生素
C.严格执行无菌操作
D.消毒隔离
E.禁止院内吸烟
参考答案:A, B, C, D
Don't give her______money. She will buy______new clothes[ ]
A. too many; too many
B. too many; too much
C. too much; too many
D. too much; too much
直接供给人体肌肉收缩所需能量的物质是()
A.葡萄糖
B.脂肪
C.蛋白质
D.三磷酸腺苷