The problems are difficult to solve. Please give me.A. some advicesB. an adviceC. advicesD

问题补充：

The problems are difficult to solve. Please give me.

A. some advices

B. an advice

C. advices

D. some advice

答案：

A. some advices

B. an advice

C. advices

(答案→)D. some advice

解析：句意：这些问题和那个解决。请给我一些建议好吗？advice“建议”，是不可数名词，没有复数形式，不能用不定冠词a或an来修饰。故选D。