a series of? 一系列，一連串

above all?? 首先，尤其是

after all???? 畢竟，究竟

ahead of??? 在……之前

ahead of time?? 提前

all at once?? 突然；同時

all but 幾乎；除了……都

all of a sudden ?突然

all over 遍及

all over again 再一次，重新

all the time??? 一直，始終

all the same?? 仍然，照樣的

as regards????? 關(guān)于，至于

anything? but????? 根本不

as a matter of fact?? 實際上

apart from???? 除……外（有/無）

as a rule???? 通常，照例

as a result (of)? 因此，由于

as far as ...be concerned?? 就……而言

as far as???? 遠至，到……程度

as for?? 至于，關(guān)于

as follows? 如下

as if 好像，仿怫

as good as 和……幾乎一樣

as usual 像平常一樣，照例

as to???? 至于，關(guān)于