一根铁丝长3米，剪成5分米长的小段，一共可以剪几段？要剪几次？
3米=30分米；
30÷5=6（段）；
6-1=5（次）．
答：一共可以剪6段，要剪5次．
口服补液适用于（）
A.新生儿肠炎
B.肾功能不全者
C.重症腹泻患儿
D.酸中毒并重度脱水者
E.轻、中度脱水无严重呕吐者
An 89-year-old client is suffering from dementia of the Alzheimer's type. Which intervention would be most useful in managing his dementia
A．Provide a safe environment.
B．Provide a stimulating environment.
C．Avoid the use of touch.
D．Use restraints whenever necessary.
