31 argue against 反对

32 as a result of作为……的结果，由于

33 as a result（作为结果，因此）表结果，用不用逗号隔开看情况而定；

34 as a whole 作为一个整体，整个看来

35 as far as …/are concerned就……而言

36 as for至于，就…方面说

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，关于；

41 as well也，一样

42 as yet迄今，到目前为止

43 aside from 除┄之外;

44 associate … with…由……联想到……，把……联系起来

45 association with与……的交往

46 at a disadvantage处于不利地位

47 at a loss不知所措

48 at a time每次，一次

49 at all 丝毫,根本;

50 at any moment即使，随时。

51 at first 首先,开始的时候;

52 at large未被捕获的,大多数;

53 at last 终于，最终；

54 at least至少

55 at length 最终,详细地;

56 at most最多

57 at no time从不，决不

58 at one time曾经，从前曾

59 at the cost of以……为代价

60 at the least 至少；