1、及物动词建议/提议，suggest sth to sb向某人建议某事。
2、i'll suggest a new plan to him. suggest doing sth建议做某事。
3、he suggested going fishing this afternoon. suggest sb /one's doing sth建议某人做某事。
4、you should suggest him/his giving up smoking.suggest+that从句，建议……，此时要求从句使用虚拟语气，谓语由should+动词原形构成，should可以省略。
5、he suggest that she should go to beijing right away.及物动词暗示/表明，此此意思一般只考suggest+that从句，其宾语从句不能使用虚拟语气，而是陈述语气，注意和主句时态对应。
6、his words suggested that he was unhappy.suggest的用法主要是考察中学阶段所学的内容。