例句：

　　Many families are living below the level of subsistence.

　　許多家庭難以度日。

　　Some families go without medical treatment because of their inability to pay.

　　有些家庭因無力支付醫(yī)療費(fèi)用而得不到醫(yī)治。

　　We provide help to families in crisis situations.

　　我們對處于困境的家庭提供幫助。