A health care project can provide treatment half the cost or less, the needs of the patient.
A. at;relied on
B. with;relying on
C. at;relying on
D. by;relies on
网友回答
A. at;relied on
B. with;relying on
(答案→)C. at;relying on
D. by;relies on
解析:at cost“以成本价”;at half the cost“以半价”;rely on 后接了宾语“the needs of the patient”,而句中已有了谓语can provide,所以rely on 必须用非谓语动词的形式;treatment和 rely on之间是主动关系,应用现在分词的形式。