31 argue against 反對
　　32 as a result of 作為……的結果，由于
　　33 as a result (作為結果，因此)表結果，用不用逗號隔開看情況而定;
　　34 as a whole 作為一個整體，整個看來
　　35 as far as …/are concerned 就……而言
　　36 as for 至于，就…方面說
　　37 as if 好像，仿佛
　　38 as soon as 一……就……
　　39 as though 好像，仿佛
　　40 as to 至于，關于;
　　41 as well 也，一樣
　　42 as yet 迄今，到目前為止
　　43 aside from 除……之外;
　　44 associate … with… 由……聯想到……，把……聯系起來
　　45 association with 與……的交往
　　46 at a disadvantage 處于不利地位
　　47 at a loss 不知所措
　　48 at a time 每次，一次
　　49 at all 絲毫, 根本;
50 at any moment 即使，隨時
51 at first 首先,開始的時候;
　　52 at large未被捕獲的,大多數;
　　53 at last 終于，最終;
　　54 at least至少
　　55 at length 最終,詳細地;
　　56 at most最多
　　57 at no time從不，決不
　　58 at one time曾經，從前曾
　　59 at the cost of以……為代價
　　60 at the least 至少;