1. ability n. 能力,本領(lǐng),技巧~to do sth.

??? capability n. 才能,可能性,性能~ to do/of doing sth.

??? capacity n. 容量,潛能,智能~to do/for doing sth.

2. able adj. 能干的,有能力的~to do sth.

??? capable adj. 能勝任的,有可能的~of doing sth.

??? competent adj. 能勝任的,(知識技術(shù))過硬的~ to do/for sth.

??? qualified adj. 符合資格/條件的~for sth./in doing sth.

3. absence n. 缺席,不在,缺乏(證據(jù),理由)

??? lack n. 缺少,沒有(信心,經(jīng)驗)

??? want n. 需要,缺乏(知識,關(guān)心)

4. accept vt. 接受(可拒絕)

??? receive vt. (無法拒絕地)收到

5. accident n. 意外事故,災(zāi)禍

??? incident n. 事件,事變,(政治)事端

??? event n. 大事,重大事件

??? occurrence n. 偶然發(fā)生之事