请问 improve oneself

请问 improve oneself improve oneself improve 请问 请问有没有 make oneself doing 的形式还是只有make oneself done 请问高手devote oneself to do 与devote oneself doing 用法上有何区别 on oneself & by oneself by oneself/for oneself 请问enhance , improve, develop, increase ,proceed的区别 请问enhance ,improve,develop,increase ,proceed的区别 请问SAT中语法部分的Improve Sentence和Improve P的类型的题目的接替方案? to oneself,by oneself,for oneself用法 buy oneself/ for oneself / in oneself / to oneself