文档介绍： able的同根词用法一致,后接不定式。比较:beabletodosth./becapableof(doing):en-+adj././n.+/-enenable/enlarge/enrich/encourage/brighten/widen/worsen/sharpen/strengthen/heighten/ ,抛弃,放纵abandononeselfto纵情于,沉溺于(=beaddictedto) (车)上,上船abroad ,到国外board   onboard在船上broad , ,缺席的 (反:present) , ,吸引 beabsorbedin  ,大量的(=plentiful) ,接近,essto接近,有权使用   ,事故  ident偶然(=bychance)  (onpurpose故意) , ,达到,实现 ~thetask  plishment  ,帐目,说明,解释  ountof 由于  take...ount考虑到(=take…intoconsideration)  accountfor解释, ,控告  . 因某事控告某人  (同:)   ,达到  achievement , ,行动,举动  (同:takemeasurestodosth.)   →actress   类似:waitress(女侍者,女服务生),hostess(女主人),princess(公主,王妃) ,改编  adaptoneselftosth. 适应 (=adjustoneselftosth.)  :adopt , ,提升  ,提前  inadvance预先, ,有利条件    (反:disadvantage ,缺点)  haveanadvantageover 胜过,占优势  takeadvantageof  …做广告  advertisement/ad  ,忠告  (强调动作)  (强调结果)  注意:advise的宾语从句或Itisadvisedthat结构的主语从句,需使用should型虚拟语气。advice , ,负担得起  ~sth.(anewcar,vacation,etc.)  ~ ,赞成  agreewithsb.  agreeonsth.(经过讨论后)就…达成一致  agreetosth.(plan,proposal,etc.)agreement ,一致   in~with与…一致disagree   ,…为目标,    ~.  (=.)  ,抉择  haveno~buttodo别无选择,只得…(=havenochoicebuttodo)比较: