A a bit (有点儿,稍微) above all (首先;特点是,最重要的是) acollection of (大量,大批) acouple of (一对,一双;再三个,几个) according to (根据,按照) act out (表演(对话、故事等);以行动表现) adapt (…)to((使…)适应) add (…)to(增加;把…加到) adjust…to (适应;调节) aftera (little/short)while(过了一会儿;不久以后) afew (一些,几个) after all (毕竟,终究) again and again (再二地,反复地) a great/good deal (of)(大量地(的),非常多地(的)) agreat/good many (许多,大量) agree on (同意,在某事上取得一致意见) agree to (同意,先成(做某事)) agree with (同意;适宜;相符) a group of (一组;一群;一批) ahead of (在……之前;超过) aim at (瞄准;以……为目标) a little (一点儿;一些) all day/night (整天/夜) …… 综合练习1 综合练习2
以下为对购买帮助不大的评价