be able to do 能够，会be about to do 刚要，即将above all首先，首要，尤其是。
be absorbed in sth. 专心致力于…
be absorbed in doing sth. 专心致力于…
be abundant in …富于，…丰富。
by accident 偶然，碰巧 (=by chance)
in accordance with 依照，根据，与…一致。
according to 据/照…(所说、所写);按…，视…
account for be responsible for， explain。
accuse sb. of sth. 控告(某人某事)
expensive昂贵的，eye眼睛，farm
