advice 和 suggestion 意思都是建议,都是名词,但 advice 是不可数的,suggestion 是可数的.两个词的用法差不多.
advise 是动词,可以用作：1.advise sb to do ; 2.advise doing ; 3.advise +that 从句 ; 4.advise sb + W.H词 + to do.