●a bit, a few, a little
●a great deal of, a great number of, a lot of
●a brace of, a couple of, a pair of, a piece of
●above, over, on
●able, capable, can
●above all, after all, at all
●about, around, or so
●absorb, attract, draw, digest
●absurd, foolish, silly, stupid
●achieve, acquire, gain, obtain
●act as, act for, act on, act out
●accept, receive, take
●accident, event, incident
●accomplish, complete, finish, fulfil
●activity, act, action, deed
●ache, hurt, pain
●across, over, through
●actual, real, true
●accent, noise, sound, voice
●add in, add to, add up, add up to
●部分目錄