a good deal(接不可数名词)许多,大量
a little(表示肯定)一些,一点点
a lot of大量的,许多
a number of若干,许多
a series of一系列,一连串
above all首先,首要,尤其是
according to根据
account for说明(原因等)
after all毕竟,终究
ahead of在……前面,先于
all but几乎,差一点;除了……都
all of a sudden忽然
all over到处,遍及;全部结束
all right令人满意的;(健康)良好的;好,行,可以
all the same仍然,照样地
all the time一直,始终
allow for考虑到,顾及
and so on等等
anything but根本不
apart from除……之外(别无);除……之外(尚有)
as……as…像,如同,与……一样
as a matter of fact事实上,其实
as a rule通常,照例
as far as远到;就……而言,至于
as follows如下
as for/to至于,关于
as/if though好像,仿佛
as long as只要,如果;既然,由于
as soon as一……就,刚……便
as usual照例,像平常一样
as well也,又
as well as除……之外(也),既……又
aside from除……以外(尚有)
ask for请求,要求
at a loss困惑不解,茫然不知所措
at all(用于否定句)丝毫(不),一点(不)
at all costs不惜任何代价,无论如何
at all events不管怎样,无论如何
at any rate无论如何,至少
at best充其量,至多
at ease舒适(地),安逸(地)
at first最初,起先
at hand近在手头,在附近
at large详尽地,普遍地;未被捕获的
at last终于;最后
at least至少
at most至多,不超过
at no time从不,决不