①形容词+in

absorbed in(专心致志于) competent in( 胜 任 ) confident in(有信心) rich in(富于,盛产) skilled in(熟练,有技能)

abundant in(充裕的,充分的) experienced in(在⋯方面有经验) skillful in( 灵 巧 , 娴 熟 ) successful in(在⋯方面成功)